2109965090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{39343}}^1$

素因数の和:39554

約数の個数: 32

約数和(自身を含む): 3943213056

約数和(自身を除く): 1833247966

約数列:

[1, 2, 5, 10, 31, 62, 155, 173, 310, 346, 865, 1730, 5363, 10726, 26815, 39343, 53630, 78686, 196715, 393430, 1219633, 2439266, 6098165, 6806339, 12196330, 13612678, 34031695, 68063390, 210996509, 421993018, 1054982545, 2109965090]

約数ペア:

[(1, 2109965090), (2, 1054982545), (5, 421993018), (10, 210996509), (31, 68063390), (62, 34031695), (155, 13612678), (173, 12196330), (310, 6806339), (346, 6098165), (865, 2439266), (1730, 1219633), (5363, 393430), (10726, 196715), (26815, 78686), (39343, 53630)]