27704920

素因数分解:

$2^3\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1213}}^1$

素因数の和:1795

約数の個数: 32

約数和(自身を含む): 62496720

約数和(自身を除く): 34791800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 571, 1142, 1213, 2284, 2426, 2855, 4568, 4852, 5710, 6065, 9704, 11420, 12130, 22840, 24260, 48520, 692623, 1385246, 2770492, 3463115, 5540984, 6926230, 13852460, 27704920]

約数ペア:

[(1, 27704920), (2, 13852460), (4, 6926230), (5, 5540984), (8, 3463115), (10, 2770492), (20, 1385246), (40, 692623), (571, 48520), (1142, 24260), (1213, 22840), (2284, 12130), (2426, 11420), (2855, 9704), (4568, 6065), (4852, 5710)]