889020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1$

素因数の和:475

約数の個数: 72

約数和(自身を含む): 2948400

約数和(自身を除く): 2059380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 449, 495, 660, 898, 990, 1347, 1796, 1980, 2245, 2694, 4041, 4490, 4939, 5388, 6735, 8082, 8980, 9878, 13470, 14817, 16164, 19756, 20205, 24695, 26940, 29634, 40410, 44451, 49390, 59268, 74085, 80820, 88902, 98780, 148170, 177804, 222255, 296340, 444510, 889020]

約数ペア:

[(1, 889020), (2, 444510), (3, 296340), (4, 222255), (5, 177804), (6, 148170), (9, 98780), (10, 88902), (11, 80820), (12, 74085), (15, 59268), (18, 49390), (20, 44451), (22, 40410), (30, 29634), (33, 26940), (36, 24695), (44, 20205), (45, 19756), (55, 16164), (60, 14817), (66, 13470), (90, 9878), (99, 8980), (110, 8082), (132, 6735), (165, 5388), (180, 4939), (198, 4490), (220, 4041), (330, 2694), (396, 2245), (449, 1980), (495, 1796), (660, 1347), (898, 990)]