20130390

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{10651}}^1$

素因数の和:10674

約数の個数: 64

約数和(自身を含む): 61355520

約数和(自身を除く): 41225130

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 10651, 21302, 31953, 53255, 63906, 74557, 95859, 106510, 149114, 159765, 191718, 223671, 287577, 319530, 372785, 447342, 479295, 575154, 671013, 745570, 958590, 1118355, 1342026, 1437885, 2013039, 2236710, 2875770, 3355065, 4026078, 6710130, 10065195, 20130390]

約数ペア:

[(1, 20130390), (2, 10065195), (3, 6710130), (5, 4026078), (6, 3355065), (7, 2875770), (9, 2236710), (10, 2013039), (14, 1437885), (15, 1342026), (18, 1118355), (21, 958590), (27, 745570), (30, 671013), (35, 575154), (42, 479295), (45, 447342), (54, 372785), (63, 319530), (70, 287577), (90, 223671), (105, 191718), (126, 159765), (135, 149114), (189, 106510), (210, 95859), (270, 74557), (315, 63906), (378, 53255), (630, 31953), (945, 21302), (1890, 10651)]