20179200040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1\times {\mathrm{44179}}^1$

素因数の和:44810

約数の個数: 64

約数和(自身を含む): 47873448000

約数和(自身を除く): 27694247960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 601, 760, 1202, 2404, 3005, 4808, 6010, 11419, 12020, 22838, 24040, 44179, 45676, 57095, 88358, 91352, 114190, 176716, 220895, 228380, 353432, 441790, 456760, 839401, 883580, 1678802, 1767160, 3357604, 4197005, 6715208, 8394010, 16788020, 26551579, 33576040, 53103158, 106206316, 132757895, 212412632, 265515790, 504480001, 531031580, 1008960002, 1062063160, 2017920004, 2522400005, 4035840008, 5044800010, 10089600020, 20179200040]

約数ペア:

[(1, 20179200040), (2, 10089600020), (4, 5044800010), (5, 4035840008), (8, 2522400005), (10, 2017920004), (19, 1062063160), (20, 1008960002), (38, 531031580), (40, 504480001), (76, 265515790), (95, 212412632), (152, 132757895), (190, 106206316), (380, 53103158), (601, 33576040), (760, 26551579), (1202, 16788020), (2404, 8394010), (3005, 6715208), (4808, 4197005), (6010, 3357604), (11419, 1767160), (12020, 1678802), (22838, 883580), (24040, 839401), (44179, 456760), (45676, 441790), (57095, 353432), (88358, 228380), (91352, 220895), (114190, 176716)]