2180664

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{977}}^1$

素因数の和:1020

約数の個数: 48

約数和(自身を含む): 6102720

約数和(自身を除く): 3922056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 558, 744, 977, 1116, 1954, 2232, 2931, 3908, 5862, 7816, 8793, 11724, 17586, 23448, 30287, 35172, 60574, 70344, 90861, 121148, 181722, 242296, 272583, 363444, 545166, 726888, 1090332, 2180664]

約数ペア:

[(1, 2180664), (2, 1090332), (3, 726888), (4, 545166), (6, 363444), (8, 272583), (9, 242296), (12, 181722), (18, 121148), (24, 90861), (31, 70344), (36, 60574), (62, 35172), (72, 30287), (93, 23448), (124, 17586), (186, 11724), (248, 8793), (279, 7816), (372, 5862), (558, 3908), (744, 2931), (977, 2232), (1116, 1954)]