19331880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2269}}^1$

素因数の和:2354

約数の個数: 64

約数和(自身を含む): 58838400

約数和(自身を除く): 39506520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2269, 2840, 4260, 4538, 6807, 8520, 9076, 11345, 13614, 18152, 22690, 27228, 34035, 45380, 54456, 68070, 90760, 136140, 161099, 272280, 322198, 483297, 644396, 805495, 966594, 1288792, 1610990, 1933188, 2416485, 3221980, 3866376, 4832970, 6443960, 9665940, 19331880]

約数ペア:

[(1, 19331880), (2, 9665940), (3, 6443960), (4, 4832970), (5, 3866376), (6, 3221980), (8, 2416485), (10, 1933188), (12, 1610990), (15, 1288792), (20, 966594), (24, 805495), (30, 644396), (40, 483297), (60, 322198), (71, 272280), (120, 161099), (142, 136140), (213, 90760), (284, 68070), (355, 54456), (426, 45380), (568, 34035), (710, 27228), (852, 22690), (1065, 18152), (1420, 13614), (1704, 11345), (2130, 9076), (2269, 8520), (2840, 6807), (4260, 4538)]