31604440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2753}}^1$

素因数の和:2812

約数の個数: 64

約数和(自身を含む): 83280960

約数和(自身を除く): 51676520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2296, 2753, 2870, 5506, 5740, 11012, 11480, 13765, 19271, 22024, 27530, 38542, 55060, 77084, 96355, 110120, 112873, 154168, 192710, 225746, 385420, 451492, 564365, 770840, 790111, 902984, 1128730, 1580222, 2257460, 3160444, 3950555, 4514920, 6320888, 7901110, 15802220, 31604440]

約数ペア:

[(1, 31604440), (2, 15802220), (4, 7901110), (5, 6320888), (7, 4514920), (8, 3950555), (10, 3160444), (14, 2257460), (20, 1580222), (28, 1128730), (35, 902984), (40, 790111), (41, 770840), (56, 564365), (70, 451492), (82, 385420), (140, 225746), (164, 192710), (205, 154168), (280, 112873), (287, 110120), (328, 96355), (410, 77084), (574, 55060), (820, 38542), (1148, 27530), (1435, 22024), (1640, 19271), (2296, 13765), (2753, 11480), (2870, 11012), (5506, 5740)]