28273720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41579}}^1$

素因数の和:41607

約数の個数: 32

約数和(自身を含む): 67359600

約数和(自身を除く): 39085880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 41579, 83158, 166316, 207895, 332632, 415790, 706843, 831580, 1413686, 1663160, 2827372, 3534215, 5654744, 7068430, 14136860, 28273720]

約数ペア:

[(1, 28273720), (2, 14136860), (4, 7068430), (5, 5654744), (8, 3534215), (10, 2827372), (17, 1663160), (20, 1413686), (34, 831580), (40, 706843), (68, 415790), (85, 332632), (136, 207895), (170, 166316), (340, 83158), (680, 41579)]