60865220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1787}}^1$

素因数の和:1940

約数の個数: 48

約数和(自身を含む): 138777408

約数和(自身を除く): 77912188

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 131, 260, 262, 524, 655, 1310, 1703, 1787, 2620, 3406, 3574, 6812, 7148, 8515, 8935, 17030, 17870, 23231, 34060, 35740, 46462, 92924, 116155, 232310, 234097, 464620, 468194, 936388, 1170485, 2340970, 3043261, 4681940, 6086522, 12173044, 15216305, 30432610, 60865220]

約数ペア:

[(1, 60865220), (2, 30432610), (4, 15216305), (5, 12173044), (10, 6086522), (13, 4681940), (20, 3043261), (26, 2340970), (52, 1170485), (65, 936388), (130, 468194), (131, 464620), (260, 234097), (262, 232310), (524, 116155), (655, 92924), (1310, 46462), (1703, 35740), (1787, 34060), (2620, 23231), (3406, 17870), (3574, 17030), (6812, 8935), (7148, 8515)]