19793950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:142

約数の個数: 96

約数和(自身を含む): 44595360

約数和(自身を除く): 24801410

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 29, 34, 50, 55, 58, 73, 85, 110, 145, 146, 170, 187, 275, 290, 319, 365, 374, 425, 493, 550, 638, 725, 730, 803, 850, 935, 986, 1241, 1450, 1595, 1606, 1825, 1870, 2117, 2465, 2482, 3190, 3650, 4015, 4234, 4675, 4930, 5423, 6205, 7975, 8030, 9350, 10585, 10846, 12325, 12410, 13651, 15950, 20075, 21170, 23287, 24650, 27115, 27302, 31025, 35989, 40150, 46574, 52925, 54230, 62050, 68255, 71978, 105850, 116435, 135575, 136510, 179945, 232870, 271150, 341275, 359890, 395879, 582175, 682550, 791758, 899725, 1164350, 1799450, 1979395, 3958790, 9896975, 19793950]

約数ペア:

[(1, 19793950), (2, 9896975), (5, 3958790), (10, 1979395), (11, 1799450), (17, 1164350), (22, 899725), (25, 791758), (29, 682550), (34, 582175), (50, 395879), (55, 359890), (58, 341275), (73, 271150), (85, 232870), (110, 179945), (145, 136510), (146, 135575), (170, 116435), (187, 105850), (275, 71978), (290, 68255), (319, 62050), (365, 54230), (374, 52925), (425, 46574), (493, 40150), (550, 35989), (638, 31025), (725, 27302), (730, 27115), (803, 24650), (850, 23287), (935, 21170), (986, 20075), (1241, 15950), (1450, 13651), (1595, 12410), (1606, 12325), (1825, 10846), (1870, 10585), (2117, 9350), (2465, 8030), (2482, 7975), (3190, 6205), (3650, 5423), (4015, 4930), (4234, 4675)]