42720236

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{811}}^1\times {\mathrm{1013}}^1$

素因数の和:1841

約数の個数: 24

約数和(自身を含む): 80690064

約数和(自身を除く): 37969828

約数列:

[1, 2, 4, 13, 26, 52, 811, 1013, 1622, 2026, 3244, 4052, 10543, 13169, 21086, 26338, 42172, 52676, 821543, 1643086, 3286172, 10680059, 21360118, 42720236]

約数ペア:

[(1, 42720236), (2, 21360118), (4, 10680059), (13, 3286172), (26, 1643086), (52, 821543), (811, 52676), (1013, 42172), (1622, 26338), (2026, 21086), (3244, 13169), (4052, 10543)]