421260980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1483}}^1\times {\mathrm{2029}}^1$

素因数の和:3528

約数の個数: 48

約数和(自身を含む): 1012206720

約数和(自身を除く): 590945740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1483, 2029, 2966, 4058, 5932, 7415, 8116, 10145, 10381, 14203, 14830, 20290, 20762, 28406, 29660, 40580, 41524, 51905, 56812, 71015, 103810, 142030, 207620, 284060, 3009007, 6018014, 12036028, 15045035, 21063049, 30090070, 42126098, 60180140, 84252196, 105315245, 210630490, 421260980]

約数ペア:

[(1, 421260980), (2, 210630490), (4, 105315245), (5, 84252196), (7, 60180140), (10, 42126098), (14, 30090070), (20, 21063049), (28, 15045035), (35, 12036028), (70, 6018014), (140, 3009007), (1483, 284060), (2029, 207620), (2966, 142030), (4058, 103810), (5932, 71015), (7415, 56812), (8116, 51905), (10145, 41524), (10381, 40580), (14203, 29660), (14830, 28406), (20290, 20762)]