419663920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{3571}}^1$

素因数の和:3710

約数の個数: 80

約数和(自身を含む): 1060369632

約数和(自身を除く): 640705712

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 113, 130, 208, 226, 260, 452, 520, 565, 904, 1040, 1130, 1469, 1808, 2260, 2938, 3571, 4520, 5876, 7142, 7345, 9040, 11752, 14284, 14690, 17855, 23504, 28568, 29380, 35710, 46423, 57136, 58760, 71420, 92846, 117520, 142840, 185692, 232115, 285680, 371384, 403523, 464230, 742768, 807046, 928460, 1614092, 1856920, 2017615, 3228184, 3713840, 4035230, 5245799, 6456368, 8070460, 10491598, 16140920, 20983196, 26228995, 32281840, 41966392, 52457990, 83932784, 104915980, 209831960, 419663920]

約数ペア:

[(1, 419663920), (2, 209831960), (4, 104915980), (5, 83932784), (8, 52457990), (10, 41966392), (13, 32281840), (16, 26228995), (20, 20983196), (26, 16140920), (40, 10491598), (52, 8070460), (65, 6456368), (80, 5245799), (104, 4035230), (113, 3713840), (130, 3228184), (208, 2017615), (226, 1856920), (260, 1614092), (452, 928460), (520, 807046), (565, 742768), (904, 464230), (1040, 403523), (1130, 371384), (1469, 285680), (1808, 232115), (2260, 185692), (2938, 142840), (3571, 117520), (4520, 92846), (5876, 71420), (7142, 58760), (7345, 57136), (9040, 46423), (11752, 35710), (14284, 29380), (14690, 28568), (17855, 23504)]