340474420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{119047}}^1$

素因数の和:119080

約数の個数: 48

約数和(自身を含む): 840002688

約数和(自身を除く): 499528268

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 119047, 238094, 476188, 595235, 1190470, 1309517, 1547611, 2380940, 2619034, 3095222, 5238068, 6190444, 6547585, 7738055, 13095170, 15476110, 17023721, 26190340, 30952220, 34047442, 68094884, 85118605, 170237210, 340474420]

約数ペア:

[(1, 340474420), (2, 170237210), (4, 85118605), (5, 68094884), (10, 34047442), (11, 30952220), (13, 26190340), (20, 17023721), (22, 15476110), (26, 13095170), (44, 7738055), (52, 6547585), (55, 6190444), (65, 5238068), (110, 3095222), (130, 2619034), (143, 2380940), (220, 1547611), (260, 1309517), (286, 1190470), (572, 595235), (715, 476188), (1430, 238094), (2860, 119047)]