11289890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{461}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 21288960

約数和(自身を除く): 9999070

約数列:

[1, 2, 5, 10, 31, 62, 79, 155, 158, 310, 395, 461, 790, 922, 2305, 2449, 4610, 4898, 12245, 14291, 24490, 28582, 36419, 71455, 72838, 142910, 182095, 364190, 1128989, 2257978, 5644945, 11289890]

約数ペア:

[(1, 11289890), (2, 5644945), (5, 2257978), (10, 1128989), (31, 364190), (62, 182095), (79, 142910), (155, 72838), (158, 71455), (310, 36419), (395, 28582), (461, 24490), (790, 14291), (922, 12245), (2305, 4898), (2449, 4610)]