30377620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16691}}^1$

素因数の和:16720

約数の個数: 48

約数和(自身を含む): 78519168

約数和(自身を除く): 48141548

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 16691, 33382, 66764, 83455, 116837, 166910, 216983, 233674, 333820, 433966, 467348, 584185, 867932, 1084915, 1168370, 1518881, 2169830, 2336740, 3037762, 4339660, 6075524, 7594405, 15188810, 30377620]

約数ペア:

[(1, 30377620), (2, 15188810), (4, 7594405), (5, 6075524), (7, 4339660), (10, 3037762), (13, 2336740), (14, 2169830), (20, 1518881), (26, 1168370), (28, 1084915), (35, 867932), (52, 584185), (65, 467348), (70, 433966), (91, 333820), (130, 233674), (140, 216983), (182, 166910), (260, 116837), (364, 83455), (455, 66764), (910, 33382), (1820, 16691)]