279291280

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{49171}}^1$

素因数の和:49255

約数の個数: 40

約数和(自身を含む): 658511424

約数和(自身を除く): 379220144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 49171, 98342, 196684, 245855, 393368, 491710, 786736, 983420, 1966840, 3491141, 3933680, 6982282, 13964564, 17455705, 27929128, 34911410, 55858256, 69822820, 139645640, 279291280]

約数ペア:

[(1, 279291280), (2, 139645640), (4, 69822820), (5, 55858256), (8, 34911410), (10, 27929128), (16, 17455705), (20, 13964564), (40, 6982282), (71, 3933680), (80, 3491141), (142, 1966840), (284, 983420), (355, 786736), (568, 491710), (710, 393368), (1136, 245855), (1420, 196684), (2840, 98342), (5680, 49171)]