31866940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:259

約数の個数: 96

約数和(自身を含む): 81285120

約数和(自身を除く): 49418180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 47, 58, 70, 94, 116, 140, 145, 167, 188, 203, 235, 290, 329, 334, 406, 470, 580, 658, 668, 812, 835, 940, 1015, 1169, 1316, 1363, 1645, 1670, 2030, 2338, 2726, 3290, 3340, 4060, 4676, 4843, 5452, 5845, 6580, 6815, 7849, 9541, 9686, 11690, 13630, 15698, 19082, 19372, 23380, 24215, 27260, 31396, 33901, 38164, 39245, 47705, 48430, 54943, 67802, 78490, 95410, 96860, 109886, 135604, 156980, 169505, 190820, 219772, 227621, 274715, 339010, 455242, 549430, 678020, 910484, 1098860, 1138105, 1593347, 2276210, 3186694, 4552420, 6373388, 7966735, 15933470, 31866940]

約数ペア:

[(1, 31866940), (2, 15933470), (4, 7966735), (5, 6373388), (7, 4552420), (10, 3186694), (14, 2276210), (20, 1593347), (28, 1138105), (29, 1098860), (35, 910484), (47, 678020), (58, 549430), (70, 455242), (94, 339010), (116, 274715), (140, 227621), (145, 219772), (167, 190820), (188, 169505), (203, 156980), (235, 135604), (290, 109886), (329, 96860), (334, 95410), (406, 78490), (470, 67802), (580, 54943), (658, 48430), (668, 47705), (812, 39245), (835, 38164), (940, 33901), (1015, 31396), (1169, 27260), (1316, 24215), (1363, 23380), (1645, 19372), (1670, 19082), (2030, 15698), (2338, 13630), (2726, 11690), (3290, 9686), (3340, 9541), (4060, 7849), (4676, 6815), (4843, 6580), (5452, 5845)]