61965640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{140831}}^1$

素因数の和:140853

約数の個数: 32

約数和(自身を含む): 152098560

約数和(自身を除く): 90132920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 140831, 281662, 563324, 704155, 1126648, 1408310, 1549141, 2816620, 3098282, 5633240, 6196564, 7745705, 12393128, 15491410, 30982820, 61965640]

約数ペア:

[(1, 61965640), (2, 30982820), (4, 15491410), (5, 12393128), (8, 7745705), (10, 6196564), (11, 5633240), (20, 3098282), (22, 2816620), (40, 1549141), (44, 1408310), (55, 1126648), (88, 704155), (110, 563324), (220, 281662), (440, 140831)]