20246686710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{279689}}^1$

素因数の和:279845

約数の個数: 64

約数和(自身を含む): 51552460800

約数和(自身を除く): 31305774090

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 127, 190, 254, 285, 381, 570, 635, 762, 1270, 1905, 2413, 3810, 4826, 7239, 12065, 14478, 24130, 36195, 72390, 279689, 559378, 839067, 1398445, 1678134, 2796890, 4195335, 5314091, 8390670, 10628182, 15942273, 26570455, 31884546, 35520503, 53140910, 71041006, 79711365, 106561509, 159422730, 177602515, 213123018, 355205030, 532807545, 674889557, 1065615090, 1349779114, 2024668671, 3374447785, 4049337342, 6748895570, 10123343355, 20246686710]

約数ペア:

[(1, 20246686710), (2, 10123343355), (3, 6748895570), (5, 4049337342), (6, 3374447785), (10, 2024668671), (15, 1349779114), (19, 1065615090), (30, 674889557), (38, 532807545), (57, 355205030), (95, 213123018), (114, 177602515), (127, 159422730), (190, 106561509), (254, 79711365), (285, 71041006), (381, 53140910), (570, 35520503), (635, 31884546), (762, 26570455), (1270, 15942273), (1905, 10628182), (2413, 8390670), (3810, 5314091), (4826, 4195335), (7239, 2796890), (12065, 1678134), (14478, 1398445), (24130, 839067), (36195, 559378), (72390, 279689)]