2020418512

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{3181}}^1$

素因数の和:3356

約数の個数: 80

約数和(自身を含む): 4602241152

約数和(自身を除く): 2581822640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 107, 112, 212, 214, 371, 424, 428, 742, 749, 848, 856, 1484, 1498, 1712, 2968, 2996, 3181, 5671, 5936, 5992, 6362, 11342, 11984, 12724, 22267, 22684, 25448, 39697, 44534, 45368, 50896, 79394, 89068, 90736, 158788, 168593, 178136, 317576, 337186, 340367, 356272, 635152, 674372, 680734, 1180151, 1348744, 1361468, 2360302, 2382569, 2697488, 2722936, 4720604, 4765138, 5445872, 9441208, 9530276, 18039451, 18882416, 19060552, 36078902, 38121104, 72157804, 126276157, 144315608, 252552314, 288631216, 505104628, 1010209256, 2020418512]

約数ペア:

[(1, 2020418512), (2, 1010209256), (4, 505104628), (7, 288631216), (8, 252552314), (14, 144315608), (16, 126276157), (28, 72157804), (53, 38121104), (56, 36078902), (106, 19060552), (107, 18882416), (112, 18039451), (212, 9530276), (214, 9441208), (371, 5445872), (424, 4765138), (428, 4720604), (742, 2722936), (749, 2697488), (848, 2382569), (856, 2360302), (1484, 1361468), (1498, 1348744), (1712, 1180151), (2968, 680734), (2996, 674372), (3181, 635152), (5671, 356272), (5936, 340367), (5992, 337186), (6362, 317576), (11342, 178136), (11984, 168593), (12724, 158788), (22267, 90736), (22684, 89068), (25448, 79394), (39697, 50896), (44534, 45368)]