2389890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:147

約数の個数: 64

約数和(自身を含む): 6168960

約数和(自身を除く): 3779070

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 41, 58, 67, 82, 87, 123, 134, 145, 174, 201, 205, 246, 290, 335, 402, 410, 435, 615, 670, 870, 1005, 1189, 1230, 1943, 2010, 2378, 2747, 3567, 3886, 5494, 5829, 5945, 7134, 8241, 9715, 11658, 11890, 13735, 16482, 17835, 19430, 27470, 29145, 35670, 41205, 58290, 79663, 82410, 159326, 238989, 398315, 477978, 796630, 1194945, 2389890]

約数ペア:

[(1, 2389890), (2, 1194945), (3, 796630), (5, 477978), (6, 398315), (10, 238989), (15, 159326), (29, 82410), (30, 79663), (41, 58290), (58, 41205), (67, 35670), (82, 29145), (87, 27470), (123, 19430), (134, 17835), (145, 16482), (174, 13735), (201, 11890), (205, 11658), (246, 9715), (290, 8241), (335, 7134), (402, 5945), (410, 5829), (435, 5494), (615, 3886), (670, 3567), (870, 2747), (1005, 2378), (1189, 2010), (1230, 1943)]