380570440

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{269}}^1\times {\mathrm{313}}^1$

素因数の和:706

約数の個数: 64

約数和(自身を含む): 869842800

約数和(自身を除く): 489272360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 269, 313, 452, 538, 565, 626, 904, 1076, 1130, 1252, 1345, 1565, 2152, 2260, 2504, 2690, 3130, 4520, 5380, 6260, 10760, 12520, 30397, 35369, 60794, 70738, 84197, 121588, 141476, 151985, 168394, 176845, 243176, 282952, 303970, 336788, 353690, 420985, 607940, 673576, 707380, 841970, 1215880, 1414760, 1683940, 3367880, 9514261, 19028522, 38057044, 47571305, 76114088, 95142610, 190285220, 380570440]

約数ペア:

[(1, 380570440), (2, 190285220), (4, 95142610), (5, 76114088), (8, 47571305), (10, 38057044), (20, 19028522), (40, 9514261), (113, 3367880), (226, 1683940), (269, 1414760), (313, 1215880), (452, 841970), (538, 707380), (565, 673576), (626, 607940), (904, 420985), (1076, 353690), (1130, 336788), (1252, 303970), (1345, 282952), (1565, 243176), (2152, 176845), (2260, 168394), (2504, 151985), (2690, 141476), (3130, 121588), (4520, 84197), (5380, 70738), (6260, 60794), (10760, 35369), (12520, 30397)]