21793000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:108

約数の個数: 128

約数和(自身を含む): 56908800

約数和(自身を除く): 35115800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 31, 37, 38, 40, 50, 62, 74, 76, 95, 100, 124, 125, 148, 152, 155, 185, 190, 200, 248, 250, 296, 310, 370, 380, 475, 500, 589, 620, 703, 740, 760, 775, 925, 950, 1000, 1147, 1178, 1240, 1406, 1480, 1550, 1850, 1900, 2294, 2356, 2375, 2812, 2945, 3100, 3515, 3700, 3800, 3875, 4588, 4625, 4712, 4750, 5624, 5735, 5890, 6200, 7030, 7400, 7750, 9176, 9250, 9500, 11470, 11780, 14060, 14725, 15500, 17575, 18500, 19000, 21793, 22940, 23560, 28120, 28675, 29450, 31000, 35150, 37000, 43586, 45880, 57350, 58900, 70300, 73625, 87172, 87875, 108965, 114700, 117800, 140600, 143375, 147250, 174344, 175750, 217930, 229400, 286750, 294500, 351500, 435860, 544825, 573500, 589000, 703000, 871720, 1089650, 1147000, 2179300, 2724125, 4358600, 5448250, 10896500, 21793000]

約数ペア:

[(1, 21793000), (2, 10896500), (4, 5448250), (5, 4358600), (8, 2724125), (10, 2179300), (19, 1147000), (20, 1089650), (25, 871720), (31, 703000), (37, 589000), (38, 573500), (40, 544825), (50, 435860), (62, 351500), (74, 294500), (76, 286750), (95, 229400), (100, 217930), (124, 175750), (125, 174344), (148, 147250), (152, 143375), (155, 140600), (185, 117800), (190, 114700), (200, 108965), (248, 87875), (250, 87172), (296, 73625), (310, 70300), (370, 58900), (380, 57350), (475, 45880), (500, 43586), (589, 37000), (620, 35150), (703, 31000), (740, 29450), (760, 28675), (775, 28120), (925, 23560), (950, 22940), (1000, 21793), (1147, 19000), (1178, 18500), (1240, 17575), (1406, 15500), (1480, 14725), (1550, 14060), (1850, 11780), (1900, 11470), (2294, 9500), (2356, 9250), (2375, 9176), (2812, 7750), (2945, 7400), (3100, 7030), (3515, 6200), (3700, 5890), (3800, 5735), (3875, 5624), (4588, 4750), (4625, 4712)]