40204528

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{521}}^1$

素因数の和:602

約数の個数: 80

約数和(自身を含む): 97868736

約数和(自身を除く): 57664208

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 53, 56, 91, 104, 106, 112, 182, 208, 212, 364, 371, 424, 521, 689, 728, 742, 848, 1042, 1378, 1456, 1484, 2084, 2756, 2968, 3647, 4168, 4823, 5512, 5936, 6773, 7294, 8336, 9646, 11024, 13546, 14588, 19292, 27092, 27613, 29176, 38584, 47411, 54184, 55226, 58352, 77168, 94822, 108368, 110452, 189644, 193291, 220904, 358969, 379288, 386582, 441808, 717938, 758576, 773164, 1435876, 1546328, 2512783, 2871752, 3092656, 5025566, 5743504, 10051132, 20102264, 40204528]

約数ペア:

[(1, 40204528), (2, 20102264), (4, 10051132), (7, 5743504), (8, 5025566), (13, 3092656), (14, 2871752), (16, 2512783), (26, 1546328), (28, 1435876), (52, 773164), (53, 758576), (56, 717938), (91, 441808), (104, 386582), (106, 379288), (112, 358969), (182, 220904), (208, 193291), (212, 189644), (364, 110452), (371, 108368), (424, 94822), (521, 77168), (689, 58352), (728, 55226), (742, 54184), (848, 47411), (1042, 38584), (1378, 29176), (1456, 27613), (1484, 27092), (2084, 19292), (2756, 14588), (2968, 13546), (3647, 11024), (4168, 9646), (4823, 8336), (5512, 7294), (5936, 6773)]