12740520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8167}}^1$

素因数の和:8194

約数の個数: 64

約数和(自身を含む): 41166720

約数和(自身を除く): 28426200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 8167, 16334, 24501, 32668, 40835, 49002, 65336, 81670, 98004, 106171, 122505, 163340, 196008, 212342, 245010, 318513, 326680, 424684, 490020, 530855, 637026, 849368, 980040, 1061710, 1274052, 1592565, 2123420, 2548104, 3185130, 4246840, 6370260, 12740520]

約数ペア:

[(1, 12740520), (2, 6370260), (3, 4246840), (4, 3185130), (5, 2548104), (6, 2123420), (8, 1592565), (10, 1274052), (12, 1061710), (13, 980040), (15, 849368), (20, 637026), (24, 530855), (26, 490020), (30, 424684), (39, 326680), (40, 318513), (52, 245010), (60, 212342), (65, 196008), (78, 163340), (104, 122505), (120, 106171), (130, 98004), (156, 81670), (195, 65336), (260, 49002), (312, 40835), (390, 32668), (520, 24501), (780, 16334), (1560, 8167)]