1836691100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:388

約数の個数: 144

約数和(自身を含む): 4306391040

約数和(自身を除く): 2469699940

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 37, 50, 62, 67, 74, 100, 124, 134, 148, 155, 185, 239, 268, 310, 335, 370, 478, 620, 670, 740, 775, 925, 956, 1147, 1195, 1340, 1550, 1675, 1850, 2077, 2294, 2390, 2479, 3100, 3350, 3700, 4154, 4588, 4780, 4958, 5735, 5975, 6700, 7409, 8308, 8843, 9916, 10385, 11470, 11950, 12395, 14818, 16013, 17686, 20770, 22940, 23900, 24790, 28675, 29636, 32026, 35372, 37045, 41540, 44215, 49580, 51925, 57350, 61975, 64052, 74090, 76849, 80065, 88430, 103850, 114700, 123950, 148180, 153698, 160130, 176860, 185225, 207700, 221075, 247900, 274133, 307396, 320260, 370450, 384245, 400325, 442150, 496403, 548266, 592481, 740900, 768490, 800650, 884300, 992806, 1096532, 1184962, 1370665, 1536980, 1601300, 1921225, 1985612, 2369924, 2482015, 2741330, 2962405, 3842450, 4964030, 5482660, 5924810, 6853325, 7684900, 9928060, 11849620, 12410075, 13706650, 14812025, 18366911, 24820150, 27413300, 29624050, 36733822, 49640300, 59248100, 73467644, 91834555, 183669110, 367338220, 459172775, 918345550, 1836691100]

約数ペア:

[(1, 1836691100), (2, 918345550), (4, 459172775), (5, 367338220), (10, 183669110), (20, 91834555), (25, 73467644), (31, 59248100), (37, 49640300), (50, 36733822), (62, 29624050), (67, 27413300), (74, 24820150), (100, 18366911), (124, 14812025), (134, 13706650), (148, 12410075), (155, 11849620), (185, 9928060), (239, 7684900), (268, 6853325), (310, 5924810), (335, 5482660), (370, 4964030), (478, 3842450), (620, 2962405), (670, 2741330), (740, 2482015), (775, 2369924), (925, 1985612), (956, 1921225), (1147, 1601300), (1195, 1536980), (1340, 1370665), (1550, 1184962), (1675, 1096532), (1850, 992806), (2077, 884300), (2294, 800650), (2390, 768490), (2479, 740900), (3100, 592481), (3350, 548266), (3700, 496403), (4154, 442150), (4588, 400325), (4780, 384245), (4958, 370450), (5735, 320260), (5975, 307396), (6700, 274133), (7409, 247900), (8308, 221075), (8843, 207700), (9916, 185225), (10385, 176860), (11470, 160130), (11950, 153698), (12395, 148180), (14818, 123950), (16013, 114700), (17686, 103850), (20770, 88430), (22940, 80065), (23900, 76849), (24790, 74090), (28675, 64052), (29636, 61975), (32026, 57350), (35372, 51925), (37045, 49580), (41540, 44215)]