944156980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{20287}}^1$

素因数の和:20488

約数の個数: 48

約数和(自身を含む): 2147281920

約数和(自身を除く): 1203124940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 179, 260, 358, 716, 895, 1790, 2327, 3580, 4654, 9308, 11635, 20287, 23270, 40574, 46540, 81148, 101435, 202870, 263731, 405740, 527462, 1054924, 1318655, 2637310, 3631373, 5274620, 7262746, 14525492, 18156865, 36313730, 47207849, 72627460, 94415698, 188831396, 236039245, 472078490, 944156980]

約数ペア:

[(1, 944156980), (2, 472078490), (4, 236039245), (5, 188831396), (10, 94415698), (13, 72627460), (20, 47207849), (26, 36313730), (52, 18156865), (65, 14525492), (130, 7262746), (179, 5274620), (260, 3631373), (358, 2637310), (716, 1318655), (895, 1054924), (1790, 527462), (2327, 405740), (3580, 263731), (4654, 202870), (9308, 101435), (11635, 81148), (20287, 46540), (23270, 40574)]