480888460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{17957}}^1$

素因数の和:18082

約数の個数: 48

約数和(自身を含む): 1098167616

約数和(自身を除く): 617279156

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 103, 130, 206, 260, 412, 515, 1030, 1339, 2060, 2678, 5356, 6695, 13390, 17957, 26780, 35914, 71828, 89785, 179570, 233441, 359140, 466882, 933764, 1167205, 1849571, 2334410, 3699142, 4668820, 7398284, 9247855, 18495710, 24044423, 36991420, 48088846, 96177692, 120222115, 240444230, 480888460]

約数ペア:

[(1, 480888460), (2, 240444230), (4, 120222115), (5, 96177692), (10, 48088846), (13, 36991420), (20, 24044423), (26, 18495710), (52, 9247855), (65, 7398284), (103, 4668820), (130, 3699142), (206, 2334410), (260, 1849571), (412, 1167205), (515, 933764), (1030, 466882), (1339, 359140), (2060, 233441), (2678, 179570), (5356, 89785), (6695, 71828), (13390, 35914), (17957, 26780)]