12388220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:135

約数の個数: 96

約数和(自身を含む): 30481920

約数和(自身を除く): 18093700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 31, 52, 53, 58, 62, 65, 106, 116, 124, 130, 145, 155, 212, 260, 265, 290, 310, 377, 403, 530, 580, 620, 689, 754, 806, 899, 1060, 1378, 1508, 1537, 1612, 1643, 1798, 1885, 2015, 2756, 3074, 3286, 3445, 3596, 3770, 4030, 4495, 6148, 6572, 6890, 7540, 7685, 8060, 8215, 8990, 11687, 13780, 15370, 16430, 17980, 19981, 21359, 23374, 30740, 32860, 39962, 42718, 46748, 47647, 58435, 79924, 85436, 95294, 99905, 106795, 116870, 190588, 199810, 213590, 233740, 238235, 399620, 427180, 476470, 619411, 952940, 1238822, 2477644, 3097055, 6194110, 12388220]

約数ペア:

[(1, 12388220), (2, 6194110), (4, 3097055), (5, 2477644), (10, 1238822), (13, 952940), (20, 619411), (26, 476470), (29, 427180), (31, 399620), (52, 238235), (53, 233740), (58, 213590), (62, 199810), (65, 190588), (106, 116870), (116, 106795), (124, 99905), (130, 95294), (145, 85436), (155, 79924), (212, 58435), (260, 47647), (265, 46748), (290, 42718), (310, 39962), (377, 32860), (403, 30740), (530, 23374), (580, 21359), (620, 19981), (689, 17980), (754, 16430), (806, 15370), (899, 13780), (1060, 11687), (1378, 8990), (1508, 8215), (1537, 8060), (1612, 7685), (1643, 7540), (1798, 6890), (1885, 6572), (2015, 6148), (2756, 4495), (3074, 4030), (3286, 3770), (3445, 3596)]