22080780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2011}}^1$

素因数の和:2087

約数の個数: 72

約数和(自身を含む): 68110224

約数和(自身を除く): 46029444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2011, 2196, 2745, 3660, 4022, 5490, 6033, 8044, 10055, 10980, 12066, 18099, 20110, 24132, 30165, 36198, 40220, 60330, 72396, 90495, 120660, 122671, 180990, 245342, 361980, 368013, 490684, 613355, 736026, 1104039, 1226710, 1472052, 1840065, 2208078, 2453420, 3680130, 4416156, 5520195, 7360260, 11040390, 22080780]

約数ペア:

[(1, 22080780), (2, 11040390), (3, 7360260), (4, 5520195), (5, 4416156), (6, 3680130), (9, 2453420), (10, 2208078), (12, 1840065), (15, 1472052), (18, 1226710), (20, 1104039), (30, 736026), (36, 613355), (45, 490684), (60, 368013), (61, 361980), (90, 245342), (122, 180990), (180, 122671), (183, 120660), (244, 90495), (305, 72396), (366, 60330), (549, 40220), (610, 36198), (732, 30165), (915, 24132), (1098, 20110), (1220, 18099), (1830, 12066), (2011, 10980), (2196, 10055), (2745, 8044), (3660, 6033), (4022, 5490)]