30834020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{220243}}^1$

素因数の和:220259

約数の個数: 24

約数和(自身を含む): 74001984

約数和(自身を除く): 43167964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 220243, 440486, 880972, 1101215, 1541701, 2202430, 3083402, 4404860, 6166804, 7708505, 15417010, 30834020]

約数ペア:

[(1, 30834020), (2, 15417010), (4, 7708505), (5, 6166804), (7, 4404860), (10, 3083402), (14, 2202430), (20, 1541701), (28, 1101215), (35, 880972), (70, 440486), (140, 220243)]