7240870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 16410240

約数和(自身を除く): 9169370

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 73, 91, 109, 130, 146, 182, 218, 365, 455, 511, 545, 730, 763, 910, 949, 1022, 1090, 1417, 1526, 1898, 2555, 2834, 3815, 4745, 5110, 6643, 7085, 7630, 7957, 9490, 9919, 13286, 14170, 15914, 19838, 33215, 39785, 49595, 55699, 66430, 79570, 99190, 103441, 111398, 206882, 278495, 517205, 556990, 724087, 1034410, 1448174, 3620435, 7240870]

約数ペア:

[(1, 7240870), (2, 3620435), (5, 1448174), (7, 1034410), (10, 724087), (13, 556990), (14, 517205), (26, 278495), (35, 206882), (65, 111398), (70, 103441), (73, 99190), (91, 79570), (109, 66430), (130, 55699), (146, 49595), (182, 39785), (218, 33215), (365, 19838), (455, 15914), (511, 14170), (545, 13286), (730, 9919), (763, 9490), (910, 7957), (949, 7630), (1022, 7085), (1090, 6643), (1417, 5110), (1526, 4745), (1898, 3815), (2555, 2834)]