20222840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:141

約数の個数: 128

約数和(自身を含む): 54432000

約数和(自身を除く): 34209160

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 41, 44, 55, 59, 76, 82, 88, 95, 110, 118, 152, 164, 190, 205, 209, 220, 236, 295, 328, 380, 410, 418, 440, 451, 472, 590, 649, 760, 779, 820, 836, 902, 1045, 1121, 1180, 1298, 1558, 1640, 1672, 1804, 2090, 2242, 2255, 2360, 2419, 2596, 3116, 3245, 3608, 3895, 4180, 4484, 4510, 4838, 5192, 5605, 6232, 6490, 7790, 8360, 8569, 8968, 9020, 9676, 11210, 12095, 12331, 12980, 15580, 17138, 18040, 19352, 22420, 24190, 24662, 25960, 26609, 31160, 34276, 42845, 44840, 45961, 48380, 49324, 53218, 61655, 68552, 85690, 91922, 96760, 98648, 106436, 123310, 133045, 171380, 183844, 212872, 229805, 246620, 266090, 342760, 367688, 459610, 493240, 505571, 532180, 919220, 1011142, 1064360, 1838440, 2022284, 2527855, 4044568, 5055710, 10111420, 20222840]

約数ペア:

[(1, 20222840), (2, 10111420), (4, 5055710), (5, 4044568), (8, 2527855), (10, 2022284), (11, 1838440), (19, 1064360), (20, 1011142), (22, 919220), (38, 532180), (40, 505571), (41, 493240), (44, 459610), (55, 367688), (59, 342760), (76, 266090), (82, 246620), (88, 229805), (95, 212872), (110, 183844), (118, 171380), (152, 133045), (164, 123310), (190, 106436), (205, 98648), (209, 96760), (220, 91922), (236, 85690), (295, 68552), (328, 61655), (380, 53218), (410, 49324), (418, 48380), (440, 45961), (451, 44840), (472, 42845), (590, 34276), (649, 31160), (760, 26609), (779, 25960), (820, 24662), (836, 24190), (902, 22420), (1045, 19352), (1121, 18040), (1180, 17138), (1298, 15580), (1558, 12980), (1640, 12331), (1672, 12095), (1804, 11210), (2090, 9676), (2242, 9020), (2255, 8968), (2360, 8569), (2419, 8360), (2596, 7790), (3116, 6490), (3245, 6232), (3608, 5605), (3895, 5192), (4180, 4838), (4484, 4510)]