40219960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1$

素因数の和:341

約数の個数: 128

約数和(自身を含む): 110419200

約数和(自身を除く): 70199240

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 19, 20, 22, 34, 38, 40, 44, 55, 68, 76, 85, 88, 95, 110, 136, 152, 170, 187, 190, 209, 220, 283, 323, 340, 374, 380, 418, 440, 566, 646, 680, 748, 760, 836, 935, 1045, 1132, 1292, 1415, 1496, 1615, 1672, 1870, 2090, 2264, 2584, 2830, 3113, 3230, 3553, 3740, 4180, 4811, 5377, 5660, 6226, 6460, 7106, 7480, 8360, 9622, 10754, 11320, 12452, 12920, 14212, 15565, 17765, 19244, 21508, 24055, 24904, 26885, 28424, 31130, 35530, 38488, 43016, 48110, 52921, 53770, 59147, 62260, 71060, 91409, 96220, 105842, 107540, 118294, 124520, 142120, 182818, 192440, 211684, 215080, 236588, 264605, 295735, 365636, 423368, 457045, 473176, 529210, 591470, 731272, 914090, 1005499, 1058420, 1182940, 1828180, 2010998, 2116840, 2365880, 3656360, 4021996, 5027495, 8043992, 10054990, 20109980, 40219960]

約数ペア:

[(1, 40219960), (2, 20109980), (4, 10054990), (5, 8043992), (8, 5027495), (10, 4021996), (11, 3656360), (17, 2365880), (19, 2116840), (20, 2010998), (22, 1828180), (34, 1182940), (38, 1058420), (40, 1005499), (44, 914090), (55, 731272), (68, 591470), (76, 529210), (85, 473176), (88, 457045), (95, 423368), (110, 365636), (136, 295735), (152, 264605), (170, 236588), (187, 215080), (190, 211684), (209, 192440), (220, 182818), (283, 142120), (323, 124520), (340, 118294), (374, 107540), (380, 105842), (418, 96220), (440, 91409), (566, 71060), (646, 62260), (680, 59147), (748, 53770), (760, 52921), (836, 48110), (935, 43016), (1045, 38488), (1132, 35530), (1292, 31130), (1415, 28424), (1496, 26885), (1615, 24904), (1672, 24055), (1870, 21508), (2090, 19244), (2264, 17765), (2584, 15565), (2830, 14212), (3113, 12920), (3230, 12452), (3553, 11320), (3740, 10754), (4180, 9622), (4811, 8360), (5377, 7480), (5660, 7106), (6226, 6460)]