12796420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 33868800

約数和(自身を除く): 21072380

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 79, 89, 91, 130, 140, 158, 178, 182, 260, 316, 356, 364, 395, 445, 455, 553, 623, 790, 890, 910, 1027, 1106, 1157, 1246, 1580, 1780, 1820, 2054, 2212, 2314, 2492, 2765, 3115, 4108, 4628, 5135, 5530, 5785, 6230, 7031, 7189, 8099, 10270, 11060, 11570, 12460, 14062, 14378, 16198, 20540, 23140, 28124, 28756, 32396, 35155, 35945, 40495, 49217, 70310, 71890, 80990, 91403, 98434, 140620, 143780, 161980, 182806, 196868, 246085, 365612, 457015, 492170, 639821, 914030, 984340, 1279642, 1828060, 2559284, 3199105, 6398210, 12796420]

約数ペア:

[(1, 12796420), (2, 6398210), (4, 3199105), (5, 2559284), (7, 1828060), (10, 1279642), (13, 984340), (14, 914030), (20, 639821), (26, 492170), (28, 457015), (35, 365612), (52, 246085), (65, 196868), (70, 182806), (79, 161980), (89, 143780), (91, 140620), (130, 98434), (140, 91403), (158, 80990), (178, 71890), (182, 70310), (260, 49217), (316, 40495), (356, 35945), (364, 35155), (395, 32396), (445, 28756), (455, 28124), (553, 23140), (623, 20540), (790, 16198), (890, 14378), (910, 14062), (1027, 12460), (1106, 11570), (1157, 11060), (1246, 10270), (1580, 8099), (1780, 7189), (1820, 7031), (2054, 6230), (2212, 5785), (2314, 5530), (2492, 5135), (2765, 4628), (3115, 4108)]