20460489960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{7413221}}^1$

素因数の和:7413258

約数の個数: 64

約数和(自身を含む): 64050238080

約数和(自身を除く): 43589748120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 7413221, 14826442, 22239663, 29652884, 37066105, 44479326, 59305768, 74132210, 88958652, 111198315, 148264420, 170504083, 177917304, 222396630, 296528840, 341008166, 444793260, 511512249, 682016332, 852520415, 889586520, 1023024498, 1364032664, 1705040830, 2046048996, 2557561245, 3410081660, 4092097992, 5115122490, 6820163320, 10230244980, 20460489960]

約数ペア:

[(1, 20460489960), (2, 10230244980), (3, 6820163320), (4, 5115122490), (5, 4092097992), (6, 3410081660), (8, 2557561245), (10, 2046048996), (12, 1705040830), (15, 1364032664), (20, 1023024498), (23, 889586520), (24, 852520415), (30, 682016332), (40, 511512249), (46, 444793260), (60, 341008166), (69, 296528840), (92, 222396630), (115, 177917304), (120, 170504083), (138, 148264420), (184, 111198315), (230, 88958652), (276, 74132210), (345, 59305768), (460, 44479326), (552, 37066105), (690, 29652884), (920, 22239663), (1380, 14826442), (2760, 7413221)]