20188045740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{293}}^1\times {\mathrm{467}}^1\times {\mathrm{2459}}^1$

素因数の和:3231

約数の個数: 96

約数和(自身を含む): 56864021760

約数和(自身を除く): 36675976020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 293, 467, 586, 879, 934, 1172, 1401, 1465, 1758, 1868, 2335, 2459, 2802, 2930, 3516, 4395, 4670, 4918, 5604, 5860, 7005, 7377, 8790, 9340, 9836, 12295, 14010, 14754, 17580, 24590, 28020, 29508, 36885, 49180, 73770, 136831, 147540, 273662, 410493, 547324, 684155, 720487, 820986, 1148353, 1368310, 1440974, 1641972, 2052465, 2161461, 2296706, 2736620, 2881948, 3445059, 3602435, 4104930, 4322922, 4593412, 5741765, 6890118, 7204870, 8209860, 8645844, 10807305, 11483530, 13780236, 14409740, 17225295, 21614610, 22967060, 34450590, 43229220, 68901180, 336467429, 672934858, 1009402287, 1345869716, 1682337145, 2018804574, 3364674290, 4037609148, 5047011435, 6729348580, 10094022870, 20188045740]

約数ペア:

[(1, 20188045740), (2, 10094022870), (3, 6729348580), (4, 5047011435), (5, 4037609148), (6, 3364674290), (10, 2018804574), (12, 1682337145), (15, 1345869716), (20, 1009402287), (30, 672934858), (60, 336467429), (293, 68901180), (467, 43229220), (586, 34450590), (879, 22967060), (934, 21614610), (1172, 17225295), (1401, 14409740), (1465, 13780236), (1758, 11483530), (1868, 10807305), (2335, 8645844), (2459, 8209860), (2802, 7204870), (2930, 6890118), (3516, 5741765), (4395, 4593412), (4670, 4322922), (4918, 4104930), (5604, 3602435), (5860, 3445059), (7005, 2881948), (7377, 2736620), (8790, 2296706), (9340, 2161461), (9836, 2052465), (12295, 1641972), (14010, 1440974), (14754, 1368310), (17580, 1148353), (24590, 820986), (28020, 720487), (29508, 684155), (36885, 547324), (49180, 410493), (73770, 273662), (136831, 147540)]