1490349740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{32413}}^1$

素因数の和:32463

約数の個数: 72

約数和(自身を含む): 3621292080

約数和(自身を除く): 2130942340

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 121, 190, 209, 220, 242, 380, 418, 484, 605, 836, 1045, 1210, 2090, 2299, 2420, 4180, 4598, 9196, 11495, 22990, 32413, 45980, 64826, 129652, 162065, 324130, 356543, 615847, 648260, 713086, 1231694, 1426172, 1782715, 2463388, 3079235, 3565430, 3921973, 6158470, 6774317, 7130860, 7843946, 12316940, 13548634, 15687892, 19609865, 27097268, 33871585, 39219730, 67743170, 74517487, 78439460, 135486340, 149034974, 298069948, 372587435, 745174870, 1490349740]

約数ペア:

[(1, 1490349740), (2, 745174870), (4, 372587435), (5, 298069948), (10, 149034974), (11, 135486340), (19, 78439460), (20, 74517487), (22, 67743170), (38, 39219730), (44, 33871585), (55, 27097268), (76, 19609865), (95, 15687892), (110, 13548634), (121, 12316940), (190, 7843946), (209, 7130860), (220, 6774317), (242, 6158470), (380, 3921973), (418, 3565430), (484, 3079235), (605, 2463388), (836, 1782715), (1045, 1426172), (1210, 1231694), (2090, 713086), (2299, 648260), (2420, 615847), (4180, 356543), (4598, 324130), (9196, 162065), (11495, 129652), (22990, 64826), (32413, 45980)]