1804530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1$

素因数の和:691

約数の個数: 64

約数和(自身を含む): 5338368

約数和(自身を除く): 3533838

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 661, 910, 1322, 1365, 1983, 2730, 3305, 3966, 4627, 6610, 8593, 9254, 9915, 13881, 17186, 19830, 23135, 25779, 27762, 42965, 46270, 51558, 60151, 69405, 85930, 120302, 128895, 138810, 180453, 257790, 300755, 360906, 601510, 902265, 1804530]

約数ペア:

[(1, 1804530), (2, 902265), (3, 601510), (5, 360906), (6, 300755), (7, 257790), (10, 180453), (13, 138810), (14, 128895), (15, 120302), (21, 85930), (26, 69405), (30, 60151), (35, 51558), (39, 46270), (42, 42965), (65, 27762), (70, 25779), (78, 23135), (91, 19830), (105, 17186), (130, 13881), (182, 9915), (195, 9254), (210, 8593), (273, 6610), (390, 4627), (455, 3966), (546, 3305), (661, 2730), (910, 1983), (1322, 1365)]