4081740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5233}}^1$

素因数の和:5258

約数の個数: 48

約数和(自身を含む): 12310368

約数和(自身を除く): 8228628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 5233, 10466, 15699, 20932, 26165, 31398, 52330, 62796, 68029, 78495, 104660, 136058, 156990, 204087, 272116, 313980, 340145, 408174, 680290, 816348, 1020435, 1360580, 2040870, 4081740]

約数ペア:

[(1, 4081740), (2, 2040870), (3, 1360580), (4, 1020435), (5, 816348), (6, 680290), (10, 408174), (12, 340145), (13, 313980), (15, 272116), (20, 204087), (26, 156990), (30, 136058), (39, 104660), (52, 78495), (60, 68029), (65, 62796), (78, 52330), (130, 31398), (156, 26165), (195, 20932), (260, 15699), (390, 10466), (780, 5233)]