31533940

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 68584320

約数和(自身を除く): 37050380

約数列:

[1, 2, 4, 5, 10, 20, 53, 71, 106, 142, 212, 265, 284, 355, 419, 530, 710, 838, 1060, 1420, 1676, 2095, 3763, 4190, 7526, 8380, 15052, 18815, 22207, 29749, 37630, 44414, 59498, 75260, 88828, 111035, 118996, 148745, 222070, 297490, 444140, 594980, 1576697, 3153394, 6306788, 7883485, 15766970, 31533940]

約数ペア:

[(1, 31533940), (2, 15766970), (4, 7883485), (5, 6306788), (10, 3153394), (20, 1576697), (53, 594980), (71, 444140), (106, 297490), (142, 222070), (212, 148745), (265, 118996), (284, 111035), (355, 88828), (419, 75260), (530, 59498), (710, 44414), (838, 37630), (1060, 29749), (1420, 22207), (1676, 18815), (2095, 15052), (3763, 8380), (4190, 7526)]