19066795520

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{240257}}^1$

素因数の和:240311

約数の個数: 80

約数和(自身を含む): 47190515328

約数和(自身を除く): 28123719808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 7936, 9920, 15872, 19840, 39680, 79360, 240257, 480514, 961028, 1201285, 1922056, 2402570, 3844112, 4805140, 7447967, 7688224, 9610280, 14895934, 15376448, 19220560, 29791868, 30752896, 37239835, 38441120, 59583736, 61505792, 74479670, 76882240, 119167472, 123011584, 148959340, 153764480, 238334944, 297918680, 307528960, 476669888, 595837360, 615057920, 953339776, 1191674720, 1906679552, 2383349440, 3813359104, 4766698880, 9533397760, 19066795520]

約数ペア:

[(1, 19066795520), (2, 9533397760), (4, 4766698880), (5, 3813359104), (8, 2383349440), (10, 1906679552), (16, 1191674720), (20, 953339776), (31, 615057920), (32, 595837360), (40, 476669888), (62, 307528960), (64, 297918680), (80, 238334944), (124, 153764480), (128, 148959340), (155, 123011584), (160, 119167472), (248, 76882240), (256, 74479670), (310, 61505792), (320, 59583736), (496, 38441120), (512, 37239835), (620, 30752896), (640, 29791868), (992, 19220560), (1240, 15376448), (1280, 14895934), (1984, 9610280), (2480, 7688224), (2560, 7447967), (3968, 4805140), (4960, 3844112), (7936, 2402570), (9920, 1922056), (15872, 1201285), (19840, 961028), (39680, 480514), (79360, 240257)]