42305390

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{571}}^1$

素因数の和:848

約数の個数: 32

約数和(自身を含む): 79073280

約数和(自身を除く): 36767890

約数列:

[1, 2, 5, 10, 31, 62, 155, 239, 310, 478, 571, 1142, 1195, 2390, 2855, 5710, 7409, 14818, 17701, 35402, 37045, 74090, 88505, 136469, 177010, 272938, 682345, 1364690, 4230539, 8461078, 21152695, 42305390]

約数ペア:

[(1, 42305390), (2, 21152695), (5, 8461078), (10, 4230539), (31, 1364690), (62, 682345), (155, 272938), (239, 177010), (310, 136469), (478, 88505), (571, 74090), (1142, 37045), (1195, 35402), (2390, 17701), (2855, 14818), (5710, 7409)]