20010952390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1381}}^1\times {\mathrm{10133}}^1$

素因数の和:11545

約数の個数: 64

約数和(自身を含む): 42351688512

約数和(自身を除く): 22340736122

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1381, 1430, 2762, 6905, 10133, 13810, 15191, 17953, 20266, 30382, 35906, 50665, 75955, 89765, 101330, 111463, 131729, 151910, 179530, 197483, 222926, 263458, 394966, 557315, 658645, 987415, 1114630, 1317290, 1449019, 1974830, 2898038, 7245095, 13993673, 14490190, 27987346, 69968365, 139936730, 153930403, 181917749, 307860806, 363835498, 769652015, 909588745, 1539304030, 1819177490, 2001095239, 4002190478, 10005476195, 20010952390]

約数ペア:

[(1, 20010952390), (2, 10005476195), (5, 4002190478), (10, 2001095239), (11, 1819177490), (13, 1539304030), (22, 909588745), (26, 769652015), (55, 363835498), (65, 307860806), (110, 181917749), (130, 153930403), (143, 139936730), (286, 69968365), (715, 27987346), (1381, 14490190), (1430, 13993673), (2762, 7245095), (6905, 2898038), (10133, 1974830), (13810, 1449019), (15191, 1317290), (17953, 1114630), (20266, 987415), (30382, 658645), (35906, 557315), (50665, 394966), (75955, 263458), (89765, 222926), (101330, 197483), (111463, 179530), (131729, 151910)]