2137760

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:477

約数の個数: 48

約数和(自身を含む): 5225472

約数和(自身を除く): 3087712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 431, 496, 620, 862, 992, 1240, 1724, 2155, 2480, 3448, 4310, 4960, 6896, 8620, 13361, 13792, 17240, 26722, 34480, 53444, 66805, 68960, 106888, 133610, 213776, 267220, 427552, 534440, 1068880, 2137760]

約数ペア:

[(1, 2137760), (2, 1068880), (4, 534440), (5, 427552), (8, 267220), (10, 213776), (16, 133610), (20, 106888), (31, 68960), (32, 66805), (40, 53444), (62, 34480), (80, 26722), (124, 17240), (155, 13792), (160, 13361), (248, 8620), (310, 6896), (431, 4960), (496, 4310), (620, 3448), (862, 2480), (992, 2155), (1240, 1724)]