1292187620

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{419}}^1\times {\mathrm{569}}^1$

素因数の和:1268

約数の個数: 48

約数和(自身を含む): 2734905600

約数和(自身を除く): 1442717980

約数列:

[1, 2, 4, 5, 10, 20, 271, 419, 542, 569, 838, 1084, 1138, 1355, 1676, 2095, 2276, 2710, 2845, 4190, 5420, 5690, 8380, 11380, 113549, 154199, 227098, 238411, 308398, 454196, 476822, 567745, 616796, 770995, 953644, 1135490, 1192055, 1541990, 2270980, 2384110, 3083980, 4768220, 64609381, 129218762, 258437524, 323046905, 646093810, 1292187620]

約数ペア:

[(1, 1292187620), (2, 646093810), (4, 323046905), (5, 258437524), (10, 129218762), (20, 64609381), (271, 4768220), (419, 3083980), (542, 2384110), (569, 2270980), (838, 1541990), (1084, 1192055), (1138, 1135490), (1355, 953644), (1676, 770995), (2095, 616796), (2276, 567745), (2710, 476822), (2845, 454196), (4190, 308398), (5420, 238411), (5690, 227098), (8380, 154199), (11380, 113549)]