420050270

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^2\times {\mathrm{61}}^1\times {\mathrm{503}}^1$

素因数の和:645

約数の個数: 48

約数和(自身を含む): 791386848

約数和(自身を除く): 371336578

約数列:

[1, 2, 5, 10, 37, 61, 74, 122, 185, 305, 370, 503, 610, 1006, 1369, 2257, 2515, 2738, 4514, 5030, 6845, 11285, 13690, 18611, 22570, 30683, 37222, 61366, 83509, 93055, 153415, 167018, 186110, 306830, 417545, 688607, 835090, 1135271, 1377214, 2270542, 3443035, 5676355, 6886070, 11352710, 42005027, 84010054, 210025135, 420050270]

約数ペア:

[(1, 420050270), (2, 210025135), (5, 84010054), (10, 42005027), (37, 11352710), (61, 6886070), (74, 5676355), (122, 3443035), (185, 2270542), (305, 1377214), (370, 1135271), (503, 835090), (610, 688607), (1006, 417545), (1369, 306830), (2257, 186110), (2515, 167018), (2738, 153415), (4514, 93055), (5030, 83509), (6845, 61366), (11285, 37222), (13690, 30683), (18611, 22570)]