39893390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{3847}}^1$

素因数の和:3932

約数の個数: 32

約数和(自身を含む): 77298624

約数和(自身を除く): 37405234

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 305, 610, 1037, 2074, 3847, 5185, 7694, 10370, 19235, 38470, 65399, 130798, 234667, 326995, 469334, 653990, 1173335, 2346670, 3989339, 7978678, 19946695, 39893390]

約数ペア:

[(1, 39893390), (2, 19946695), (5, 7978678), (10, 3989339), (17, 2346670), (34, 1173335), (61, 653990), (85, 469334), (122, 326995), (170, 234667), (305, 130798), (610, 65399), (1037, 38470), (2074, 19235), (3847, 10370), (5185, 7694)]