1561290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{733}}^1$

素因数の和:814

約数の個数: 32

約数和(自身を含む): 3805056

約数和(自身を除く): 2243766

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 733, 1065, 1466, 2130, 2199, 3665, 4398, 7330, 10995, 21990, 52043, 104086, 156129, 260215, 312258, 520430, 780645, 1561290]

約数ペア:

[(1, 1561290), (2, 780645), (3, 520430), (5, 312258), (6, 260215), (10, 156129), (15, 104086), (30, 52043), (71, 21990), (142, 10995), (213, 7330), (355, 4398), (426, 3665), (710, 2199), (733, 2130), (1065, 1466)]