7748360

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1997}}^1$

素因数の和:2105

約数の個数: 32

約数和(自身を含む): 17622360

約数和(自身を除く): 9874000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 1997, 3880, 3994, 7988, 9985, 15976, 19970, 39940, 79880, 193709, 387418, 774836, 968545, 1549672, 1937090, 3874180, 7748360]

約数ペア:

[(1, 7748360), (2, 3874180), (4, 1937090), (5, 1549672), (8, 968545), (10, 774836), (20, 387418), (40, 193709), (97, 79880), (194, 39940), (388, 19970), (485, 15976), (776, 9985), (970, 7988), (1940, 3994), (1997, 3880)]