3119365720

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{461}}^1\times {\mathrm{1217}}^1$

素因数の和:1828

約数の個数: 64

約数和(自身を含む): 7090221600

約数和(自身を除く): 3970855880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 461, 556, 695, 922, 1112, 1217, 1390, 1844, 2305, 2434, 2780, 3688, 4610, 4868, 5560, 6085, 9220, 9736, 12170, 18440, 24340, 48680, 64079, 128158, 169163, 256316, 320395, 338326, 512632, 561037, 640790, 676652, 845815, 1122074, 1281580, 1353304, 1691630, 2244148, 2563160, 2805185, 3383260, 4488296, 5610370, 6766520, 11220740, 22441480, 77984143, 155968286, 311936572, 389920715, 623873144, 779841430, 1559682860, 3119365720]

約数ペア:

[(1, 3119365720), (2, 1559682860), (4, 779841430), (5, 623873144), (8, 389920715), (10, 311936572), (20, 155968286), (40, 77984143), (139, 22441480), (278, 11220740), (461, 6766520), (556, 5610370), (695, 4488296), (922, 3383260), (1112, 2805185), (1217, 2563160), (1390, 2244148), (1844, 1691630), (2305, 1353304), (2434, 1281580), (2780, 1122074), (3688, 845815), (4610, 676652), (4868, 640790), (5560, 561037), (6085, 512632), (9220, 338326), (9736, 320395), (12170, 256316), (18440, 169163), (24340, 128158), (48680, 64079)]