201969860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{463}}^1\times {\mathrm{1283}}^1$

素因数の和:1772

約数の個数: 48

約数和(自身を含む): 450406656

約数和(自身を除く): 248436796

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 463, 926, 1283, 1852, 2315, 2566, 4630, 5132, 6415, 7871, 9260, 12830, 15742, 21811, 25660, 31484, 39355, 43622, 78710, 87244, 109055, 157420, 218110, 436220, 594029, 1188058, 2376116, 2970145, 5940290, 10098493, 11880580, 20196986, 40393972, 50492465, 100984930, 201969860]

約数ペア:

[(1, 201969860), (2, 100984930), (4, 50492465), (5, 40393972), (10, 20196986), (17, 11880580), (20, 10098493), (34, 5940290), (68, 2970145), (85, 2376116), (170, 1188058), (340, 594029), (463, 436220), (926, 218110), (1283, 157420), (1852, 109055), (2315, 87244), (2566, 78710), (4630, 43622), (5132, 39355), (6415, 31484), (7871, 25660), (9260, 21811), (12830, 15742)]