2554020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{2027}}^1$

素因数の和:2049

約数の個数: 72

約数和(自身を含む): 8858304

約数和(自身を除く): 6304284

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 2027, 4054, 6081, 8108, 10135, 12162, 14189, 18243, 20270, 24324, 28378, 30405, 36486, 40540, 42567, 56756, 60810, 70945, 72972, 85134, 91215, 121620, 127701, 141890, 170268, 182430, 212835, 255402, 283780, 364860, 425670, 510804, 638505, 851340, 1277010, 2554020]

約数ペア:

[(1, 2554020), (2, 1277010), (3, 851340), (4, 638505), (5, 510804), (6, 425670), (7, 364860), (9, 283780), (10, 255402), (12, 212835), (14, 182430), (15, 170268), (18, 141890), (20, 127701), (21, 121620), (28, 91215), (30, 85134), (35, 72972), (36, 70945), (42, 60810), (45, 56756), (60, 42567), (63, 40540), (70, 36486), (84, 30405), (90, 28378), (105, 24324), (126, 20270), (140, 18243), (180, 14189), (210, 12162), (252, 10135), (315, 8108), (420, 6081), (630, 4054), (1260, 2027)]