8645860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{431}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 19595520

約数和(自身を除く): 10949660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 59, 68, 85, 118, 170, 236, 295, 340, 431, 590, 862, 1003, 1180, 1724, 2006, 2155, 4012, 4310, 5015, 7327, 8620, 10030, 14654, 20060, 25429, 29308, 36635, 50858, 73270, 101716, 127145, 146540, 254290, 432293, 508580, 864586, 1729172, 2161465, 4322930, 8645860]

約数ペア:

[(1, 8645860), (2, 4322930), (4, 2161465), (5, 1729172), (10, 864586), (17, 508580), (20, 432293), (34, 254290), (59, 146540), (68, 127145), (85, 101716), (118, 73270), (170, 50858), (236, 36635), (295, 29308), (340, 25429), (431, 20060), (590, 14654), (862, 10030), (1003, 8620), (1180, 7327), (1724, 5015), (2006, 4310), (2155, 4012)]