1451840

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1$

素因数の和:379

約数の個数: 56

約数和(自身を含む): 3733800

約数和(自身を除く): 2281960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 349, 416, 520, 698, 832, 1040, 1396, 1745, 2080, 2792, 3490, 4160, 4537, 5584, 6980, 9074, 11168, 13960, 18148, 22336, 22685, 27920, 36296, 45370, 55840, 72592, 90740, 111680, 145184, 181480, 290368, 362960, 725920, 1451840]

約数ペア:

[(1, 1451840), (2, 725920), (4, 362960), (5, 290368), (8, 181480), (10, 145184), (13, 111680), (16, 90740), (20, 72592), (26, 55840), (32, 45370), (40, 36296), (52, 27920), (64, 22685), (65, 22336), (80, 18148), (104, 13960), (130, 11168), (160, 9074), (208, 6980), (260, 5584), (320, 4537), (349, 4160), (416, 3490), (520, 2792), (698, 2080), (832, 1745), (1040, 1396)]