448255540

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{383}}^1\times {\mathrm{421}}^1$

素因数の和:952

約数の個数: 48

約数和(自身を含む): 952842240

約数和(自身を除く): 504586700

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 383, 421, 556, 695, 766, 842, 1390, 1532, 1684, 1915, 2105, 2780, 3830, 4210, 7660, 8420, 53237, 58519, 106474, 117038, 161243, 212948, 234076, 266185, 292595, 322486, 532370, 585190, 644972, 806215, 1064740, 1170380, 1612430, 3224860, 22412777, 44825554, 89651108, 112063885, 224127770, 448255540]

約数ペア:

[(1, 448255540), (2, 224127770), (4, 112063885), (5, 89651108), (10, 44825554), (20, 22412777), (139, 3224860), (278, 1612430), (383, 1170380), (421, 1064740), (556, 806215), (695, 644972), (766, 585190), (842, 532370), (1390, 322486), (1532, 292595), (1684, 266185), (1915, 234076), (2105, 212948), (2780, 161243), (3830, 117038), (4210, 106474), (7660, 58519), (8420, 53237)]