31227260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2221}}^1$

素因数の和:2286

約数の個数: 48

約数和(自身を含む): 70926240

約数和(自身を除く): 39698980

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 2221, 2812, 3515, 4442, 7030, 8884, 11105, 14060, 22210, 42199, 44420, 82177, 84398, 164354, 168796, 210995, 328708, 410885, 421990, 821770, 843980, 1561363, 1643540, 3122726, 6245452, 7806815, 15613630, 31227260]

約数ペア:

[(1, 31227260), (2, 15613630), (4, 7806815), (5, 6245452), (10, 3122726), (19, 1643540), (20, 1561363), (37, 843980), (38, 821770), (74, 421990), (76, 410885), (95, 328708), (148, 210995), (185, 168796), (190, 164354), (370, 84398), (380, 82177), (703, 44420), (740, 42199), (1406, 22210), (2221, 14060), (2812, 11105), (3515, 8884), (4442, 7030)]