220139680

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{44383}}^1$

素因数の和:44429

約数の個数: 48

約数和(自身を含む): 536868864

約数和(自身を除く): 316729184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 44383, 88766, 177532, 221915, 355064, 443830, 710128, 887660, 1375873, 1420256, 1775320, 2751746, 3550640, 5503492, 6879365, 7101280, 11006984, 13758730, 22013968, 27517460, 44027936, 55034920, 110069840, 220139680]

約数ペア:

[(1, 220139680), (2, 110069840), (4, 55034920), (5, 44027936), (8, 27517460), (10, 22013968), (16, 13758730), (20, 11006984), (31, 7101280), (32, 6879365), (40, 5503492), (62, 3550640), (80, 2751746), (124, 1775320), (155, 1420256), (160, 1375873), (248, 887660), (310, 710128), (496, 443830), (620, 355064), (992, 221915), (1240, 177532), (2480, 88766), (4960, 44383)]