2305680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{739}}^1$

素因数の和:768

約数の個数: 80

約数和(自身を含む): 7707840

約数和(自身を除く): 5402160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 739, 780, 1040, 1478, 1560, 2217, 2956, 3120, 3695, 4434, 5912, 7390, 8868, 9607, 11085, 11824, 14780, 17736, 19214, 22170, 28821, 29560, 35472, 38428, 44340, 48035, 57642, 59120, 76856, 88680, 96070, 115284, 144105, 153712, 177360, 192140, 230568, 288210, 384280, 461136, 576420, 768560, 1152840, 2305680]

約数ペア:

[(1, 2305680), (2, 1152840), (3, 768560), (4, 576420), (5, 461136), (6, 384280), (8, 288210), (10, 230568), (12, 192140), (13, 177360), (15, 153712), (16, 144105), (20, 115284), (24, 96070), (26, 88680), (30, 76856), (39, 59120), (40, 57642), (48, 48035), (52, 44340), (60, 38428), (65, 35472), (78, 29560), (80, 28821), (104, 22170), (120, 19214), (130, 17736), (156, 14780), (195, 11824), (208, 11085), (240, 9607), (260, 8868), (312, 7390), (390, 5912), (520, 4434), (624, 3695), (739, 3120), (780, 2956), (1040, 2217), (1478, 1560)]