39111880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{971}}^1$

素因数の和:1054

約数の個数: 64

約数和(自身を含む): 94478400

約数和(自身を除く): 55366520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 53, 76, 95, 106, 152, 190, 212, 265, 380, 424, 530, 760, 971, 1007, 1060, 1942, 2014, 2120, 3884, 4028, 4855, 5035, 7768, 8056, 9710, 10070, 18449, 19420, 20140, 36898, 38840, 40280, 51463, 73796, 92245, 102926, 147592, 184490, 205852, 257315, 368980, 411704, 514630, 737960, 977797, 1029260, 1955594, 2058520, 3911188, 4888985, 7822376, 9777970, 19555940, 39111880]

約数ペア:

[(1, 39111880), (2, 19555940), (4, 9777970), (5, 7822376), (8, 4888985), (10, 3911188), (19, 2058520), (20, 1955594), (38, 1029260), (40, 977797), (53, 737960), (76, 514630), (95, 411704), (106, 368980), (152, 257315), (190, 205852), (212, 184490), (265, 147592), (380, 102926), (424, 92245), (530, 73796), (760, 51463), (971, 40280), (1007, 38840), (1060, 36898), (1942, 20140), (2014, 19420), (2120, 18449), (3884, 10070), (4028, 9710), (4855, 8056), (5035, 7768)]