1805690890

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{30517}}^1$

素因数の和:30682

約数の個数: 32

約数和(自身を含む): 3337692624

約数和(自身を除く): 1532001734

約数列:

[1, 2, 5, 10, 61, 97, 122, 194, 305, 485, 610, 970, 5917, 11834, 29585, 30517, 59170, 61034, 152585, 305170, 1861537, 2960149, 3723074, 5920298, 9307685, 14800745, 18615370, 29601490, 180569089, 361138178, 902845445, 1805690890]

約数ペア:

[(1, 1805690890), (2, 902845445), (5, 361138178), (10, 180569089), (61, 29601490), (97, 18615370), (122, 14800745), (194, 9307685), (305, 5920298), (485, 3723074), (610, 2960149), (970, 1861537), (5917, 305170), (11834, 152585), (29585, 61034), (30517, 59170)]