20294050

素因数分解:

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

素因数の和:2563

約数の個数: 48

約数和(自身を含む): 45032832

約数和(自身を除く): 24738782

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 50, 70, 115, 161, 175, 230, 322, 350, 575, 805, 1150, 1610, 2521, 4025, 5042, 8050, 12605, 17647, 25210, 35294, 57983, 63025, 88235, 115966, 126050, 176470, 289915, 405881, 441175, 579830, 811762, 882350, 1449575, 2029405, 2899150, 4058810, 10147025, 20294050]

約数ペア:

[(1, 20294050), (2, 10147025), (5, 4058810), (7, 2899150), (10, 2029405), (14, 1449575), (23, 882350), (25, 811762), (35, 579830), (46, 441175), (50, 405881), (70, 289915), (115, 176470), (161, 126050), (175, 115966), (230, 88235), (322, 63025), (350, 57983), (575, 35294), (805, 25210), (1150, 17647), (1610, 12605), (2521, 8050), (4025, 5042)]