20331480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13033}}^1$

素因数の和:13060

約数の個数: 64

約数和(自身を含む): 65691360

約数和(自身を除く): 45359880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 13033, 26066, 39099, 52132, 65165, 78198, 104264, 130330, 156396, 169429, 195495, 260660, 312792, 338858, 390990, 508287, 521320, 677716, 781980, 847145, 1016574, 1355432, 1563960, 1694290, 2033148, 2541435, 3388580, 4066296, 5082870, 6777160, 10165740, 20331480]

約数ペア:

[(1, 20331480), (2, 10165740), (3, 6777160), (4, 5082870), (5, 4066296), (6, 3388580), (8, 2541435), (10, 2033148), (12, 1694290), (13, 1563960), (15, 1355432), (20, 1016574), (24, 847145), (26, 781980), (30, 677716), (39, 521320), (40, 508287), (52, 390990), (60, 338858), (65, 312792), (78, 260660), (104, 195495), (120, 169429), (130, 156396), (156, 130330), (195, 104264), (260, 78198), (312, 65165), (390, 52132), (520, 39099), (780, 26066), (1560, 13033)]