127539580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{29387}}^1$

素因数の和:29434

約数の個数: 48

約数和(自身を含む): 315979776

約数和(自身を除く): 188440196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 29387, 58774, 117548, 146935, 205709, 293870, 411418, 587740, 822836, 910997, 1028545, 1821994, 2057090, 3643988, 4114180, 4554985, 6376979, 9109970, 12753958, 18219940, 25507916, 31884895, 63769790, 127539580]

約数ペア:

[(1, 127539580), (2, 63769790), (4, 31884895), (5, 25507916), (7, 18219940), (10, 12753958), (14, 9109970), (20, 6376979), (28, 4554985), (31, 4114180), (35, 3643988), (62, 2057090), (70, 1821994), (124, 1028545), (140, 910997), (155, 822836), (217, 587740), (310, 411418), (434, 293870), (620, 205709), (868, 146935), (1085, 117548), (2170, 58774), (4340, 29387)]