15697971920

素因数分解:

$2^4\times 5^1\times {\mathrm{18517}}^1\times {\mathrm{10597}}^1$

素因数の和:29127

約数の個数: 40

約数和(自身を含む): 36503200104

約数和(自身を除く): 20805228184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10597, 18517, 21194, 37034, 42388, 52985, 74068, 84776, 92585, 105970, 148136, 169552, 185170, 211940, 296272, 370340, 423880, 740680, 847760, 1481360, 196224649, 392449298, 784898596, 981123245, 1569797192, 1962246490, 3139594384, 3924492980, 7848985960, 15697971920]

約数ペア:

[(1, 15697971920), (2, 7848985960), (4, 3924492980), (5, 3139594384), (8, 1962246490), (10, 1569797192), (16, 981123245), (20, 784898596), (40, 392449298), (80, 196224649), (10597, 1481360), (18517, 847760), (21194, 740680), (37034, 423880), (42388, 370340), (52985, 296272), (74068, 211940), (84776, 185170), (92585, 169552), (105970, 148136)]