31144460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{263}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 68124672

約数和(自身を除く): 36980212

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 191, 263, 310, 382, 526, 620, 764, 955, 1052, 1315, 1910, 2630, 3820, 5260, 5921, 8153, 11842, 16306, 23684, 29605, 32612, 40765, 50233, 59210, 81530, 100466, 118420, 163060, 200932, 251165, 502330, 1004660, 1557223, 3114446, 6228892, 7786115, 15572230, 31144460]

約数ペア:

[(1, 31144460), (2, 15572230), (4, 7786115), (5, 6228892), (10, 3114446), (20, 1557223), (31, 1004660), (62, 502330), (124, 251165), (155, 200932), (191, 163060), (263, 118420), (310, 100466), (382, 81530), (526, 59210), (620, 50233), (764, 40765), (955, 32612), (1052, 29605), (1315, 23684), (1910, 16306), (2630, 11842), (3820, 8153), (5260, 5921)]