17291720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{431}}^1$

素因数の和:518

約数の個数: 64

約数和(自身を含む): 41990400

約数和(自身を除く): 24698680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 59, 68, 85, 118, 136, 170, 236, 295, 340, 431, 472, 590, 680, 862, 1003, 1180, 1724, 2006, 2155, 2360, 3448, 4012, 4310, 5015, 7327, 8024, 8620, 10030, 14654, 17240, 20060, 25429, 29308, 36635, 40120, 50858, 58616, 73270, 101716, 127145, 146540, 203432, 254290, 293080, 432293, 508580, 864586, 1017160, 1729172, 2161465, 3458344, 4322930, 8645860, 17291720]

約数ペア:

[(1, 17291720), (2, 8645860), (4, 4322930), (5, 3458344), (8, 2161465), (10, 1729172), (17, 1017160), (20, 864586), (34, 508580), (40, 432293), (59, 293080), (68, 254290), (85, 203432), (118, 146540), (136, 127145), (170, 101716), (236, 73270), (295, 58616), (340, 50858), (431, 40120), (472, 36635), (590, 29308), (680, 25429), (862, 20060), (1003, 17240), (1180, 14654), (1724, 10030), (2006, 8620), (2155, 8024), (2360, 7327), (3448, 5015), (4012, 4310)]