2008456840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{17477}}^1$

素因数の和:17531

約数の個数: 96

約数和(自身を含む): 5181527880

約数和(自身を除く): 3173071040

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 169, 170, 221, 260, 338, 340, 442, 520, 676, 680, 845, 884, 1105, 1352, 1690, 1768, 2210, 2873, 3380, 4420, 5746, 6760, 8840, 11492, 14365, 17477, 22984, 28730, 34954, 57460, 69908, 87385, 114920, 139816, 174770, 227201, 297109, 349540, 454402, 594218, 699080, 908804, 1136005, 1188436, 1485545, 1817608, 2272010, 2376872, 2953613, 2971090, 3862417, 4544020, 5907226, 5942180, 7724834, 9088040, 11814452, 11884360, 14768065, 15449668, 19312085, 23628904, 29536130, 30899336, 38624170, 50211421, 59072260, 77248340, 100422842, 118144520, 154496680, 200845684, 251057105, 401691368, 502114210, 1004228420, 2008456840]

約数ペア:

[(1, 2008456840), (2, 1004228420), (4, 502114210), (5, 401691368), (8, 251057105), (10, 200845684), (13, 154496680), (17, 118144520), (20, 100422842), (26, 77248340), (34, 59072260), (40, 50211421), (52, 38624170), (65, 30899336), (68, 29536130), (85, 23628904), (104, 19312085), (130, 15449668), (136, 14768065), (169, 11884360), (170, 11814452), (221, 9088040), (260, 7724834), (338, 5942180), (340, 5907226), (442, 4544020), (520, 3862417), (676, 2971090), (680, 2953613), (845, 2376872), (884, 2272010), (1105, 1817608), (1352, 1485545), (1690, 1188436), (1768, 1136005), (2210, 908804), (2873, 699080), (3380, 594218), (4420, 454402), (5746, 349540), (6760, 297109), (8840, 227201), (11492, 174770), (14365, 139816), (17477, 114920), (22984, 87385), (28730, 69908), (34954, 57460)]