2018212080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{289973}}^1$

素因数の和:290018

約数の個数: 80

約数和(自身を含む): 6472219680

約数和(自身を除く): 4454007600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 3480, 6960, 289973, 579946, 869919, 1159892, 1449865, 1739838, 2319784, 2899730, 3479676, 4349595, 4639568, 5799460, 6959352, 8409217, 8699190, 11598920, 13918704, 16818434, 17398380, 23197840, 25227651, 33636868, 34796760, 42046085, 50455302, 67273736, 69593520, 84092170, 100910604, 126138255, 134547472, 168184340, 201821208, 252276510, 336368680, 403642416, 504553020, 672737360, 1009106040, 2018212080]

約数ペア:

[(1, 2018212080), (2, 1009106040), (3, 672737360), (4, 504553020), (5, 403642416), (6, 336368680), (8, 252276510), (10, 201821208), (12, 168184340), (15, 134547472), (16, 126138255), (20, 100910604), (24, 84092170), (29, 69593520), (30, 67273736), (40, 50455302), (48, 42046085), (58, 34796760), (60, 33636868), (80, 25227651), (87, 23197840), (116, 17398380), (120, 16818434), (145, 13918704), (174, 11598920), (232, 8699190), (240, 8409217), (290, 6959352), (348, 5799460), (435, 4639568), (464, 4349595), (580, 3479676), (696, 2899730), (870, 2319784), (1160, 1739838), (1392, 1449865), (1740, 1159892), (2320, 869919), (3480, 579946), (6960, 289973)]