1390227540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{5107}}^1$

素因数の和:5481

約数の個数: 96

約数和(自身を含む): 4204905600

約数和(自身を除く): 2814678060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 349, 390, 698, 780, 1047, 1396, 1745, 2094, 3490, 4188, 4537, 5107, 5235, 6980, 9074, 10214, 10470, 13611, 15321, 18148, 20428, 20940, 22685, 25535, 27222, 30642, 45370, 51070, 54444, 61284, 66391, 68055, 76605, 90740, 102140, 132782, 136110, 153210, 199173, 265564, 272220, 306420, 331955, 398346, 663910, 796692, 995865, 1327820, 1782343, 1991730, 3564686, 3983460, 5347029, 7129372, 8911715, 10694058, 17823430, 21388116, 23170459, 26735145, 35646860, 46340918, 53470290, 69511377, 92681836, 106940580, 115852295, 139022754, 231704590, 278045508, 347556885, 463409180, 695113770, 1390227540]

約数ペア:

[(1, 1390227540), (2, 695113770), (3, 463409180), (4, 347556885), (5, 278045508), (6, 231704590), (10, 139022754), (12, 115852295), (13, 106940580), (15, 92681836), (20, 69511377), (26, 53470290), (30, 46340918), (39, 35646860), (52, 26735145), (60, 23170459), (65, 21388116), (78, 17823430), (130, 10694058), (156, 8911715), (195, 7129372), (260, 5347029), (349, 3983460), (390, 3564686), (698, 1991730), (780, 1782343), (1047, 1327820), (1396, 995865), (1745, 796692), (2094, 663910), (3490, 398346), (4188, 331955), (4537, 306420), (5107, 272220), (5235, 265564), (6980, 199173), (9074, 153210), (10214, 136110), (10470, 132782), (13611, 102140), (15321, 90740), (18148, 76605), (20428, 68055), (20940, 66391), (22685, 61284), (25535, 54444), (27222, 51070), (30642, 45370)]