28411670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2521}}^1$

素因数の和:2565

約数の個数: 48

約数和(自身を含む): 62101728

約数和(自身を除く): 33690058

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 230, 245, 322, 490, 805, 1127, 1610, 2254, 2521, 5042, 5635, 11270, 12605, 17647, 25210, 35294, 57983, 88235, 115966, 123529, 176470, 247058, 289915, 405881, 579830, 617645, 811762, 1235290, 2029405, 2841167, 4058810, 5682334, 14205835, 28411670]

約数ペア:

[(1, 28411670), (2, 14205835), (5, 5682334), (7, 4058810), (10, 2841167), (14, 2029405), (23, 1235290), (35, 811762), (46, 617645), (49, 579830), (70, 405881), (98, 289915), (115, 247058), (161, 176470), (230, 123529), (245, 115966), (322, 88235), (490, 57983), (805, 35294), (1127, 25210), (1610, 17647), (2254, 12605), (2521, 11270), (5042, 5635)]