20315555760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2064589}}^1$

素因数の和:2064646

約数の個数: 80

約数和(自身を含む): 64514308320

約数和(自身を除く): 44198752560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 2460, 3280, 4920, 9840, 2064589, 4129178, 6193767, 8258356, 10322945, 12387534, 16516712, 20645890, 24775068, 30968835, 33033424, 41291780, 49550136, 61937670, 82583560, 84648149, 99100272, 123875340, 165167120, 169296298, 247750680, 253944447, 338592596, 423240745, 495501360, 507888894, 677185192, 846481490, 1015777788, 1269722235, 1354370384, 1692962980, 2031555576, 2539444470, 3385925960, 4063111152, 5078888940, 6771851920, 10157777880, 20315555760]

約数ペア:

[(1, 20315555760), (2, 10157777880), (3, 6771851920), (4, 5078888940), (5, 4063111152), (6, 3385925960), (8, 2539444470), (10, 2031555576), (12, 1692962980), (15, 1354370384), (16, 1269722235), (20, 1015777788), (24, 846481490), (30, 677185192), (40, 507888894), (41, 495501360), (48, 423240745), (60, 338592596), (80, 253944447), (82, 247750680), (120, 169296298), (123, 165167120), (164, 123875340), (205, 99100272), (240, 84648149), (246, 82583560), (328, 61937670), (410, 49550136), (492, 41291780), (615, 33033424), (656, 30968835), (820, 24775068), (984, 20645890), (1230, 16516712), (1640, 12387534), (1968, 10322945), (2460, 8258356), (3280, 6193767), (4920, 4129178), (9840, 2064589)]