1013775860

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{2383}}^1$

素因数の和:2720

約数の個数: 48

約数和(自身を含む): 2162764800

約数和(自身を除く): 1148988940

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 239, 356, 445, 478, 890, 956, 1195, 1780, 2383, 2390, 4766, 4780, 9532, 11915, 21271, 23830, 42542, 47660, 85084, 106355, 212087, 212710, 424174, 425420, 569537, 848348, 1060435, 1139074, 2120870, 2278148, 2847685, 4241740, 5695370, 11390740, 50688793, 101377586, 202755172, 253443965, 506887930, 1013775860]

約数ペア:

[(1, 1013775860), (2, 506887930), (4, 253443965), (5, 202755172), (10, 101377586), (20, 50688793), (89, 11390740), (178, 5695370), (239, 4241740), (356, 2847685), (445, 2278148), (478, 2120870), (890, 1139074), (956, 1060435), (1195, 848348), (1780, 569537), (2383, 425420), (2390, 424174), (4766, 212710), (4780, 212087), (9532, 106355), (11915, 85084), (21271, 47660), (23830, 42542)]