1457000

素因数分解:

$2^3\times 5^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:99

約数の個数: 64

約数和(自身を含む): 3594240

約数和(自身を除く): 2137240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 47, 50, 62, 94, 100, 124, 125, 155, 188, 200, 235, 248, 250, 310, 376, 470, 500, 620, 775, 940, 1000, 1175, 1240, 1457, 1550, 1880, 2350, 2914, 3100, 3875, 4700, 5828, 5875, 6200, 7285, 7750, 9400, 11656, 11750, 14570, 15500, 23500, 29140, 31000, 36425, 47000, 58280, 72850, 145700, 182125, 291400, 364250, 728500, 1457000]

約数ペア:

[(1, 1457000), (2, 728500), (4, 364250), (5, 291400), (8, 182125), (10, 145700), (20, 72850), (25, 58280), (31, 47000), (40, 36425), (47, 31000), (50, 29140), (62, 23500), (94, 15500), (100, 14570), (124, 11750), (125, 11656), (155, 9400), (188, 7750), (200, 7285), (235, 6200), (248, 5875), (250, 5828), (310, 4700), (376, 3875), (470, 3100), (500, 2914), (620, 2350), (775, 1880), (940, 1550), (1000, 1457), (1175, 1240)]