23651780

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^2\times {\mathrm{421}}^1$

素因数の和:536

約数の個数: 36

約数和(自身を含む): 50743812

約数和(自身を除く): 27092032

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 421, 530, 842, 1060, 1684, 2105, 2809, 4210, 5618, 8420, 11236, 14045, 22313, 28090, 44626, 56180, 89252, 111565, 223130, 446260, 1182589, 2365178, 4730356, 5912945, 11825890, 23651780]

約数ペア:

[(1, 23651780), (2, 11825890), (4, 5912945), (5, 4730356), (10, 2365178), (20, 1182589), (53, 446260), (106, 223130), (212, 111565), (265, 89252), (421, 56180), (530, 44626), (842, 28090), (1060, 22313), (1684, 14045), (2105, 11236), (2809, 8420), (4210, 5618)]