10781800

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:131

約数の個数: 96

約数和(自身を含む): 27141120

約数和(自身を除く): 16359320

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 37, 40, 47, 50, 62, 74, 94, 100, 124, 148, 155, 185, 188, 200, 235, 248, 296, 310, 370, 376, 470, 620, 740, 775, 925, 940, 1147, 1175, 1240, 1457, 1480, 1550, 1739, 1850, 1880, 2294, 2350, 2914, 3100, 3478, 3700, 4588, 4700, 5735, 5828, 6200, 6956, 7285, 7400, 8695, 9176, 9400, 11470, 11656, 13912, 14570, 17390, 22940, 28675, 29140, 34780, 36425, 43475, 45880, 53909, 57350, 58280, 69560, 72850, 86950, 107818, 114700, 145700, 173900, 215636, 229400, 269545, 291400, 347800, 431272, 539090, 1078180, 1347725, 2156360, 2695450, 5390900, 10781800]

約数ペア:

[(1, 10781800), (2, 5390900), (4, 2695450), (5, 2156360), (8, 1347725), (10, 1078180), (20, 539090), (25, 431272), (31, 347800), (37, 291400), (40, 269545), (47, 229400), (50, 215636), (62, 173900), (74, 145700), (94, 114700), (100, 107818), (124, 86950), (148, 72850), (155, 69560), (185, 58280), (188, 57350), (200, 53909), (235, 45880), (248, 43475), (296, 36425), (310, 34780), (370, 29140), (376, 28675), (470, 22940), (620, 17390), (740, 14570), (775, 13912), (925, 11656), (940, 11470), (1147, 9400), (1175, 9176), (1240, 8695), (1457, 7400), (1480, 7285), (1550, 6956), (1739, 6200), (1850, 5828), (1880, 5735), (2294, 4700), (2350, 4588), (2914, 3700), (3100, 3478)]