1987300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1$

素因数の和:205

約数の個数: 72

約数和(自身を含む): 5249664

約数和(自身を除く): 3262364

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 140, 167, 170, 175, 238, 334, 340, 350, 425, 476, 595, 668, 700, 835, 850, 1169, 1190, 1670, 1700, 2338, 2380, 2839, 2975, 3340, 4175, 4676, 5678, 5845, 5950, 8350, 11356, 11690, 11900, 14195, 16700, 19873, 23380, 28390, 29225, 39746, 56780, 58450, 70975, 79492, 99365, 116900, 141950, 198730, 283900, 397460, 496825, 993650, 1987300]

約数ペア:

[(1, 1987300), (2, 993650), (4, 496825), (5, 397460), (7, 283900), (10, 198730), (14, 141950), (17, 116900), (20, 99365), (25, 79492), (28, 70975), (34, 58450), (35, 56780), (50, 39746), (68, 29225), (70, 28390), (85, 23380), (100, 19873), (119, 16700), (140, 14195), (167, 11900), (170, 11690), (175, 11356), (238, 8350), (334, 5950), (340, 5845), (350, 5678), (425, 4676), (476, 4175), (595, 3340), (668, 2975), (700, 2839), (835, 2380), (850, 2338), (1169, 1700), (1190, 1670)]