210372280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{309371}}^1$

素因数の和:309399

約数の個数: 32

約数和(自身を含む): 501182640

約数和(自身を除く): 290810360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 309371, 618742, 1237484, 1546855, 2474968, 3093710, 5259307, 6187420, 10518614, 12374840, 21037228, 26296535, 42074456, 52593070, 105186140, 210372280]

約数ペア:

[(1, 210372280), (2, 105186140), (4, 52593070), (5, 42074456), (8, 26296535), (10, 21037228), (17, 12374840), (20, 10518614), (34, 6187420), (40, 5259307), (68, 3093710), (85, 2474968), (136, 1546855), (170, 1237484), (340, 618742), (680, 309371)]