2751560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 7326720

約数和(自身を除く): 4575160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 317, 434, 620, 634, 868, 1085, 1240, 1268, 1585, 1736, 2170, 2219, 2536, 3170, 4340, 4438, 6340, 8680, 8876, 9827, 11095, 12680, 17752, 19654, 22190, 39308, 44380, 49135, 68789, 78616, 88760, 98270, 137578, 196540, 275156, 343945, 393080, 550312, 687890, 1375780, 2751560]

約数ペア:

[(1, 2751560), (2, 1375780), (4, 687890), (5, 550312), (7, 393080), (8, 343945), (10, 275156), (14, 196540), (20, 137578), (28, 98270), (31, 88760), (35, 78616), (40, 68789), (56, 49135), (62, 44380), (70, 39308), (124, 22190), (140, 19654), (155, 17752), (217, 12680), (248, 11095), (280, 9827), (310, 8876), (317, 8680), (434, 6340), (620, 4438), (634, 4340), (868, 3170), (1085, 2536), (1240, 2219), (1268, 2170), (1585, 1736)]