2513140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{619}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 6249600

約数和(自身を除く): 3736460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 619, 812, 1015, 1238, 2030, 2476, 3095, 4060, 4333, 6190, 8666, 12380, 17332, 17951, 21665, 35902, 43330, 71804, 86660, 89755, 125657, 179510, 251314, 359020, 502628, 628285, 1256570, 2513140]

約数ペア:

[(1, 2513140), (2, 1256570), (4, 628285), (5, 502628), (7, 359020), (10, 251314), (14, 179510), (20, 125657), (28, 89755), (29, 86660), (35, 71804), (58, 43330), (70, 35902), (116, 21665), (140, 17951), (145, 17332), (203, 12380), (290, 8666), (406, 6190), (580, 4333), (619, 4060), (812, 3095), (1015, 2476), (1238, 2030)]