28607810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{701}}^1$

素因数の和:779

約数の個数: 64

約数和(自身を含む): 65505024

約数和(自身を除く): 36897214

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 53, 55, 70, 77, 106, 110, 154, 265, 371, 385, 530, 583, 701, 742, 770, 1166, 1402, 1855, 2915, 3505, 3710, 4081, 4907, 5830, 7010, 7711, 8162, 9814, 15422, 20405, 24535, 37153, 38555, 40810, 49070, 53977, 74306, 77110, 107954, 185765, 260071, 269885, 371530, 408683, 520142, 539770, 817366, 1300355, 2043415, 2600710, 2860781, 4086830, 5721562, 14303905, 28607810]

約数ペア:

[(1, 28607810), (2, 14303905), (5, 5721562), (7, 4086830), (10, 2860781), (11, 2600710), (14, 2043415), (22, 1300355), (35, 817366), (53, 539770), (55, 520142), (70, 408683), (77, 371530), (106, 269885), (110, 260071), (154, 185765), (265, 107954), (371, 77110), (385, 74306), (530, 53977), (583, 49070), (701, 40810), (742, 38555), (770, 37153), (1166, 24535), (1402, 20405), (1855, 15422), (2915, 9814), (3505, 8162), (3710, 7711), (4081, 7010), (4907, 5830)]