20004568140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{74873}}^1$

素因数の和:75019

約数の個数: 96

約数和(自身を含む): 57711681216

約数和(自身を除く): 37707113076

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 73, 122, 146, 183, 219, 244, 292, 305, 365, 366, 438, 610, 730, 732, 876, 915, 1095, 1220, 1460, 1830, 2190, 3660, 4380, 4453, 8906, 13359, 17812, 22265, 26718, 44530, 53436, 66795, 74873, 89060, 133590, 149746, 224619, 267180, 299492, 374365, 449238, 748730, 898476, 1123095, 1497460, 2246190, 4492380, 4567253, 5465729, 9134506, 10931458, 13701759, 16397187, 18269012, 21862916, 22836265, 27328645, 27403518, 32794374, 45672530, 54657290, 54807036, 65588748, 68508795, 81985935, 91345060, 109314580, 137017590, 163971870, 274035180, 327943740, 333409469, 666818938, 1000228407, 1333637876, 1667047345, 2000456814, 3334094690, 4000913628, 5001142035, 6668189380, 10002284070, 20004568140]

約数ペア:

[(1, 20004568140), (2, 10002284070), (3, 6668189380), (4, 5001142035), (5, 4000913628), (6, 3334094690), (10, 2000456814), (12, 1667047345), (15, 1333637876), (20, 1000228407), (30, 666818938), (60, 333409469), (61, 327943740), (73, 274035180), (122, 163971870), (146, 137017590), (183, 109314580), (219, 91345060), (244, 81985935), (292, 68508795), (305, 65588748), (365, 54807036), (366, 54657290), (438, 45672530), (610, 32794374), (730, 27403518), (732, 27328645), (876, 22836265), (915, 21862916), (1095, 18269012), (1220, 16397187), (1460, 13701759), (1830, 10931458), (2190, 9134506), (3660, 5465729), (4380, 4567253), (4453, 4492380), (8906, 2246190), (13359, 1497460), (17812, 1123095), (22265, 898476), (26718, 748730), (44530, 449238), (53436, 374365), (66795, 299492), (74873, 267180), (89060, 224619), (133590, 149746)]