182640440

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:564

約数の個数: 64

約数和(自身を含む): 419126400

約数和(自身を除く): 236485960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 139, 214, 278, 307, 428, 535, 556, 614, 695, 856, 1070, 1112, 1228, 1390, 1535, 2140, 2456, 2780, 3070, 4280, 5560, 6140, 12280, 14873, 29746, 32849, 42673, 59492, 65698, 74365, 85346, 118984, 131396, 148730, 164245, 170692, 213365, 262792, 297460, 328490, 341384, 426730, 594920, 656980, 853460, 1313960, 1706920, 4566011, 9132022, 18264044, 22830055, 36528088, 45660110, 91320220, 182640440]

約数ペア:

[(1, 182640440), (2, 91320220), (4, 45660110), (5, 36528088), (8, 22830055), (10, 18264044), (20, 9132022), (40, 4566011), (107, 1706920), (139, 1313960), (214, 853460), (278, 656980), (307, 594920), (428, 426730), (535, 341384), (556, 328490), (614, 297460), (695, 262792), (856, 213365), (1070, 170692), (1112, 164245), (1228, 148730), (1390, 131396), (1535, 118984), (2140, 85346), (2456, 74365), (2780, 65698), (3070, 59492), (4280, 42673), (5560, 32849), (6140, 29746), (12280, 14873)]