5339440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2153}}^1$

素因数の和:2197

約数の個数: 40

約数和(自身を含む): 12820608

約数和(自身を除く): 7481168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2153, 2480, 4306, 8612, 10765, 17224, 21530, 34448, 43060, 66743, 86120, 133486, 172240, 266972, 333715, 533944, 667430, 1067888, 1334860, 2669720, 5339440]

約数ペア:

[(1, 5339440), (2, 2669720), (4, 1334860), (5, 1067888), (8, 667430), (10, 533944), (16, 333715), (20, 266972), (31, 172240), (40, 133486), (62, 86120), (80, 66743), (124, 43060), (155, 34448), (248, 21530), (310, 17224), (496, 10765), (620, 8612), (1240, 4306), (2153, 2480)]