2764890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1035

約数の個数: 48

約数和(自身を含む): 7428096

約数和(自身を除く): 4663206

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 991, 1395, 1982, 2790, 2973, 4955, 5946, 8919, 9910, 14865, 17838, 29730, 30721, 44595, 61442, 89190, 92163, 153605, 184326, 276489, 307210, 460815, 552978, 921630, 1382445, 2764890]

約数ペア:

[(1, 2764890), (2, 1382445), (3, 921630), (5, 552978), (6, 460815), (9, 307210), (10, 276489), (15, 184326), (18, 153605), (30, 92163), (31, 89190), (45, 61442), (62, 44595), (90, 30721), (93, 29730), (155, 17838), (186, 14865), (279, 9910), (310, 8919), (465, 5946), (558, 4955), (930, 2973), (991, 2790), (1395, 1982)]