30811730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{631}}^1$

素因数の和:914

約数の個数: 32

約数和(自身を含む): 58700160

約数和(自身を除く): 27888430

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 257, 514, 631, 1262, 1285, 2570, 3155, 4883, 6310, 9766, 11989, 23978, 24415, 48830, 59945, 119890, 162167, 324334, 810835, 1621670, 3081173, 6162346, 15405865, 30811730]

約数ペア:

[(1, 30811730), (2, 15405865), (5, 6162346), (10, 3081173), (19, 1621670), (38, 810835), (95, 324334), (190, 162167), (257, 119890), (514, 59945), (631, 48830), (1262, 24415), (1285, 23978), (2570, 11989), (3155, 9766), (4883, 6310)]