5571540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2381}}^1$

素因数の和:2409

約数の個数: 72

約数和(自身を含む): 18208008

約数和(自身を除く): 12636468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 2381, 4762, 7143, 9524, 11905, 14286, 21429, 23810, 28572, 30953, 35715, 42858, 47620, 61906, 71430, 85716, 92859, 107145, 123812, 142860, 154765, 185718, 214290, 278577, 309530, 371436, 428580, 464295, 557154, 619060, 928590, 1114308, 1392885, 1857180, 2785770, 5571540]

約数ペア:

[(1, 5571540), (2, 2785770), (3, 1857180), (4, 1392885), (5, 1114308), (6, 928590), (9, 619060), (10, 557154), (12, 464295), (13, 428580), (15, 371436), (18, 309530), (20, 278577), (26, 214290), (30, 185718), (36, 154765), (39, 142860), (45, 123812), (52, 107145), (60, 92859), (65, 85716), (78, 71430), (90, 61906), (117, 47620), (130, 42858), (156, 35715), (180, 30953), (195, 28572), (234, 23810), (260, 21429), (390, 14286), (468, 11905), (585, 9524), (780, 7143), (1170, 4762), (2340, 2381)]