24590540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{349}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 55977600

約数和(自身を除く): 31387060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 271, 349, 542, 698, 1084, 1355, 1396, 1745, 2710, 3490, 3523, 4537, 5420, 6980, 7046, 9074, 14092, 17615, 18148, 22685, 35230, 45370, 70460, 90740, 94579, 189158, 378316, 472895, 945790, 1229527, 1891580, 2459054, 4918108, 6147635, 12295270, 24590540]

約数ペア:

[(1, 24590540), (2, 12295270), (4, 6147635), (5, 4918108), (10, 2459054), (13, 1891580), (20, 1229527), (26, 945790), (52, 472895), (65, 378316), (130, 189158), (260, 94579), (271, 90740), (349, 70460), (542, 45370), (698, 35230), (1084, 22685), (1355, 18148), (1396, 17615), (1745, 14092), (2710, 9074), (3490, 7046), (3523, 6980), (4537, 5420)]