2503900

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{73}}^1$

素因数の和:108

約数の個数: 72

約数和(自身を含む): 6423200

約数和(自身を除く): 3919300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 73, 98, 100, 140, 146, 175, 196, 245, 292, 343, 350, 365, 490, 511, 686, 700, 730, 980, 1022, 1225, 1372, 1460, 1715, 1825, 2044, 2450, 2555, 3430, 3577, 3650, 4900, 5110, 6860, 7154, 7300, 8575, 10220, 12775, 14308, 17150, 17885, 25039, 25550, 34300, 35770, 50078, 51100, 71540, 89425, 100156, 125195, 178850, 250390, 357700, 500780, 625975, 1251950, 2503900]

約数ペア:

[(1, 2503900), (2, 1251950), (4, 625975), (5, 500780), (7, 357700), (10, 250390), (14, 178850), (20, 125195), (25, 100156), (28, 89425), (35, 71540), (49, 51100), (50, 50078), (70, 35770), (73, 34300), (98, 25550), (100, 25039), (140, 17885), (146, 17150), (175, 14308), (196, 12775), (245, 10220), (292, 8575), (343, 7300), (350, 7154), (365, 6860), (490, 5110), (511, 4900), (686, 3650), (700, 3577), (730, 3430), (980, 2555), (1022, 2450), (1225, 2044), (1372, 1825), (1460, 1715)]