19259707280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{706001}}^1$

素因数の和:706056

約数の個数: 80

約数和(自身を含む): 50425486848

約数和(自身を除く): 31165779568

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 5456, 6820, 13640, 27280, 706001, 1412002, 2824004, 3530005, 5648008, 7060010, 7766011, 11296016, 14120020, 15532022, 21886031, 28240040, 31064044, 38830055, 43772062, 56480080, 62128088, 77660110, 87544124, 109430155, 124256176, 155320220, 175088248, 218860310, 240746341, 310640440, 350176496, 437720620, 481492682, 621280880, 875441240, 962985364, 1203731705, 1750882480, 1925970728, 2407463410, 3851941456, 4814926820, 9629853640, 19259707280]

約数ペア:

[(1, 19259707280), (2, 9629853640), (4, 4814926820), (5, 3851941456), (8, 2407463410), (10, 1925970728), (11, 1750882480), (16, 1203731705), (20, 962985364), (22, 875441240), (31, 621280880), (40, 481492682), (44, 437720620), (55, 350176496), (62, 310640440), (80, 240746341), (88, 218860310), (110, 175088248), (124, 155320220), (155, 124256176), (176, 109430155), (220, 87544124), (248, 77660110), (310, 62128088), (341, 56480080), (440, 43772062), (496, 38830055), (620, 31064044), (682, 28240040), (880, 21886031), (1240, 15532022), (1364, 14120020), (1705, 11296016), (2480, 7766011), (2728, 7060010), (3410, 5648008), (5456, 3530005), (6820, 2824004), (13640, 1412002), (27280, 706001)]