20132433680

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1613}}^1\times {\mathrm{1753}}^1$

素因数の和:3468

約数の個数: 80

約数和(自身を含む): 47390203440

約数和(自身を除く): 27257769760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1613, 1753, 1780, 3226, 3506, 3560, 6452, 7012, 7120, 8065, 8765, 12904, 14024, 16130, 17530, 25808, 28048, 32260, 35060, 64520, 70120, 129040, 140240, 143557, 156017, 287114, 312034, 574228, 624068, 717785, 780085, 1148456, 1248136, 1435570, 1560170, 2296912, 2496272, 2827589, 2871140, 3120340, 5655178, 5742280, 6240680, 11310356, 11484560, 12481360, 14137945, 22620712, 28275890, 45241424, 56551780, 113103560, 226207120, 251655421, 503310842, 1006621684, 1258277105, 2013243368, 2516554210, 4026486736, 5033108420, 10066216840, 20132433680]

約数ペア:

[(1, 20132433680), (2, 10066216840), (4, 5033108420), (5, 4026486736), (8, 2516554210), (10, 2013243368), (16, 1258277105), (20, 1006621684), (40, 503310842), (80, 251655421), (89, 226207120), (178, 113103560), (356, 56551780), (445, 45241424), (712, 28275890), (890, 22620712), (1424, 14137945), (1613, 12481360), (1753, 11484560), (1780, 11310356), (3226, 6240680), (3506, 5742280), (3560, 5655178), (6452, 3120340), (7012, 2871140), (7120, 2827589), (8065, 2496272), (8765, 2296912), (12904, 1560170), (14024, 1435570), (16130, 1248136), (17530, 1148456), (25808, 780085), (28048, 717785), (32260, 624068), (35060, 574228), (64520, 312034), (70120, 287114), (129040, 156017), (140240, 143557)]