74507240

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{20929}}^1$

素因数の和:21029

約数の個数: 32

約数和(自身を含む): 169533000

約数和(自身を除く): 95025760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 20929, 41858, 83716, 104645, 167432, 209290, 418580, 837160, 1862681, 3725362, 7450724, 9313405, 14901448, 18626810, 37253620, 74507240]

約数ペア:

[(1, 74507240), (2, 37253620), (4, 18626810), (5, 14901448), (8, 9313405), (10, 7450724), (20, 3725362), (40, 1862681), (89, 837160), (178, 418580), (356, 209290), (445, 167432), (712, 104645), (890, 83716), (1780, 41858), (3560, 20929)]