201518005240

素因数分解:

$2^3\times 5^1\times {\mathrm{761}}^1\times {\mathrm{6620171}}^1$

素因数の和:6620943

約数の個数: 32

約数和(自身を含む): 454011395760

約数和(自身を除く): 252493390520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 761, 1522, 3044, 3805, 6088, 7610, 15220, 30440, 6620171, 13240342, 26480684, 33100855, 52961368, 66201710, 132403420, 264806840, 5037950131, 10075900262, 20151800524, 25189750655, 40303601048, 50379501310, 100759002620, 201518005240]

約数ペア:

[(1, 201518005240), (2, 100759002620), (4, 50379501310), (5, 40303601048), (8, 25189750655), (10, 20151800524), (20, 10075900262), (40, 5037950131), (761, 264806840), (1522, 132403420), (3044, 66201710), (3805, 52961368), (6088, 33100855), (7610, 26480684), (15220, 13240342), (30440, 6620171)]