43740440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:380

約数の個数: 64

約数和(自身を含む): 102060000

約数和(自身を除く): 58319560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 149, 164, 179, 205, 298, 328, 358, 410, 596, 716, 745, 820, 895, 1192, 1432, 1490, 1640, 1790, 2980, 3580, 5960, 6109, 7160, 7339, 12218, 14678, 24436, 26671, 29356, 30545, 36695, 48872, 53342, 58712, 61090, 73390, 106684, 122180, 133355, 146780, 213368, 244360, 266710, 293560, 533420, 1066840, 1093511, 2187022, 4374044, 5467555, 8748088, 10935110, 21870220, 43740440]

約数ペア:

[(1, 43740440), (2, 21870220), (4, 10935110), (5, 8748088), (8, 5467555), (10, 4374044), (20, 2187022), (40, 1093511), (41, 1066840), (82, 533420), (149, 293560), (164, 266710), (179, 244360), (205, 213368), (298, 146780), (328, 133355), (358, 122180), (410, 106684), (596, 73390), (716, 61090), (745, 58712), (820, 53342), (895, 48872), (1192, 36695), (1432, 30545), (1490, 29356), (1640, 26671), (1790, 24436), (2980, 14678), (3580, 12218), (5960, 7339), (6109, 7160)]