40864600

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{101}}^1$

素因数の和:158

約数の個数: 144

約数和(自身を含む): 116488080

約数和(自身を除く): 75623480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 25, 28, 34, 35, 40, 50, 56, 68, 70, 85, 100, 101, 119, 136, 140, 170, 175, 200, 202, 238, 280, 289, 340, 350, 404, 425, 476, 505, 578, 595, 680, 700, 707, 808, 850, 952, 1010, 1156, 1190, 1400, 1414, 1445, 1700, 1717, 2020, 2023, 2312, 2380, 2525, 2828, 2890, 2975, 3400, 3434, 3535, 4040, 4046, 4760, 5050, 5656, 5780, 5950, 6868, 7070, 7225, 8092, 8585, 10100, 10115, 11560, 11900, 12019, 13736, 14140, 14450, 16184, 17170, 17675, 20200, 20230, 23800, 24038, 28280, 28900, 29189, 34340, 35350, 40460, 42925, 48076, 50575, 57800, 58378, 60095, 68680, 70700, 80920, 85850, 96152, 101150, 116756, 120190, 141400, 145945, 171700, 202300, 204323, 233512, 240380, 291890, 300475, 343400, 404600, 408646, 480760, 583780, 600950, 729725, 817292, 1021615, 1167560, 1201900, 1459450, 1634584, 2043230, 2403800, 2918900, 4086460, 5108075, 5837800, 8172920, 10216150, 20432300, 40864600]

約数ペア:

[(1, 40864600), (2, 20432300), (4, 10216150), (5, 8172920), (7, 5837800), (8, 5108075), (10, 4086460), (14, 2918900), (17, 2403800), (20, 2043230), (25, 1634584), (28, 1459450), (34, 1201900), (35, 1167560), (40, 1021615), (50, 817292), (56, 729725), (68, 600950), (70, 583780), (85, 480760), (100, 408646), (101, 404600), (119, 343400), (136, 300475), (140, 291890), (170, 240380), (175, 233512), (200, 204323), (202, 202300), (238, 171700), (280, 145945), (289, 141400), (340, 120190), (350, 116756), (404, 101150), (425, 96152), (476, 85850), (505, 80920), (578, 70700), (595, 68680), (680, 60095), (700, 58378), (707, 57800), (808, 50575), (850, 48076), (952, 42925), (1010, 40460), (1156, 35350), (1190, 34340), (1400, 29189), (1414, 28900), (1445, 28280), (1700, 24038), (1717, 23800), (2020, 20230), (2023, 20200), (2312, 17675), (2380, 17170), (2525, 16184), (2828, 14450), (2890, 14140), (2975, 13736), (3400, 12019), (3434, 11900), (3535, 11560), (4040, 10115), (4046, 10100), (4760, 8585), (5050, 8092), (5656, 7225), (5780, 7070), (5950, 6868)]