6560980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{839}}^1$

素因数の和:888

約数の個数: 48

約数和(自身を含む): 15240960

約数和(自身を除く): 8679980

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 839, 1564, 1678, 1955, 3356, 3910, 4195, 7820, 8390, 14263, 16780, 19297, 28526, 38594, 57052, 71315, 77188, 96485, 142630, 192970, 285260, 328049, 385940, 656098, 1312196, 1640245, 3280490, 6560980]

約数ペア:

[(1, 6560980), (2, 3280490), (4, 1640245), (5, 1312196), (10, 656098), (17, 385940), (20, 328049), (23, 285260), (34, 192970), (46, 142630), (68, 96485), (85, 77188), (92, 71315), (115, 57052), (170, 38594), (230, 28526), (340, 19297), (391, 16780), (460, 14263), (782, 8390), (839, 7820), (1564, 4195), (1678, 3910), (1955, 3356)]