17682380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{397}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 39717216

約数和(自身を除く): 22034836

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 131, 170, 262, 340, 397, 524, 655, 794, 1310, 1588, 1985, 2227, 2620, 3970, 4454, 6749, 7940, 8908, 11135, 13498, 22270, 26996, 33745, 44540, 52007, 67490, 104014, 134980, 208028, 260035, 520070, 884119, 1040140, 1768238, 3536476, 4420595, 8841190, 17682380]

約数ペア:

[(1, 17682380), (2, 8841190), (4, 4420595), (5, 3536476), (10, 1768238), (17, 1040140), (20, 884119), (34, 520070), (68, 260035), (85, 208028), (131, 134980), (170, 104014), (262, 67490), (340, 52007), (397, 44540), (524, 33745), (655, 26996), (794, 22270), (1310, 13498), (1588, 11135), (1985, 8908), (2227, 7940), (2620, 6749), (3970, 4454)]