939883960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{1579}}^1$

素因数の和:2260

約数の個数: 64

約数和(自身を含む): 2211494400

約数和(自身を除く): 1271610440

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 647, 920, 1294, 1579, 2588, 3158, 3235, 5176, 6316, 6470, 7895, 12632, 12940, 14881, 15790, 25880, 29762, 31580, 36317, 59524, 63160, 72634, 74405, 119048, 145268, 148810, 181585, 290536, 297620, 363170, 595240, 726340, 1021613, 1452680, 2043226, 4086452, 5108065, 8172904, 10216130, 20432260, 23497099, 40864520, 46994198, 93988396, 117485495, 187976792, 234970990, 469941980, 939883960]

約数ペア:

[(1, 939883960), (2, 469941980), (4, 234970990), (5, 187976792), (8, 117485495), (10, 93988396), (20, 46994198), (23, 40864520), (40, 23497099), (46, 20432260), (92, 10216130), (115, 8172904), (184, 5108065), (230, 4086452), (460, 2043226), (647, 1452680), (920, 1021613), (1294, 726340), (1579, 595240), (2588, 363170), (3158, 297620), (3235, 290536), (5176, 181585), (6316, 148810), (6470, 145268), (7895, 119048), (12632, 74405), (12940, 72634), (14881, 63160), (15790, 59524), (25880, 36317), (29762, 31580)]