31014620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17041}}^1$

素因数の和:17070

約数の個数: 48

約数和(自身を含む): 80165568

約数和(自身を除く): 49150948

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 17041, 34082, 68164, 85205, 119287, 170410, 221533, 238574, 340820, 443066, 477148, 596435, 886132, 1107665, 1192870, 1550731, 2215330, 2385740, 3101462, 4430660, 6202924, 7753655, 15507310, 31014620]

約数ペア:

[(1, 31014620), (2, 15507310), (4, 7753655), (5, 6202924), (7, 4430660), (10, 3101462), (13, 2385740), (14, 2215330), (20, 1550731), (26, 1192870), (28, 1107665), (35, 886132), (52, 596435), (65, 477148), (70, 443066), (91, 340820), (130, 238574), (140, 221533), (182, 170410), (260, 119287), (364, 85205), (455, 68164), (910, 34082), (1820, 17041)]