4959920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1$

素因数の和:558

約数の個数: 80

約数和(自身を含む): 13981248

約数和(自身を除く): 9021328

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 521, 560, 595, 680, 952, 1042, 1190, 1360, 1904, 2084, 2380, 2605, 3647, 4168, 4760, 5210, 7294, 8336, 8857, 9520, 10420, 14588, 17714, 18235, 20840, 29176, 35428, 36470, 41680, 44285, 58352, 61999, 70856, 72940, 88570, 123998, 141712, 145880, 177140, 247996, 291760, 309995, 354280, 495992, 619990, 708560, 991984, 1239980, 2479960, 4959920]

約数ペア:

[(1, 4959920), (2, 2479960), (4, 1239980), (5, 991984), (7, 708560), (8, 619990), (10, 495992), (14, 354280), (16, 309995), (17, 291760), (20, 247996), (28, 177140), (34, 145880), (35, 141712), (40, 123998), (56, 88570), (68, 72940), (70, 70856), (80, 61999), (85, 58352), (112, 44285), (119, 41680), (136, 36470), (140, 35428), (170, 29176), (238, 20840), (272, 18235), (280, 17714), (340, 14588), (476, 10420), (521, 9520), (560, 8857), (595, 8336), (680, 7294), (952, 5210), (1042, 4760), (1190, 4168), (1360, 3647), (1904, 2605), (2084, 2380)]