210020210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{18439}}^1$

素因数の和:18530

約数の個数: 32

約数和(自身を含む): 406270080

約数和(自身を除く): 196249870

約数列:

[1, 2, 5, 10, 17, 34, 67, 85, 134, 170, 335, 670, 1139, 2278, 5695, 11390, 18439, 36878, 92195, 184390, 313463, 626926, 1235413, 1567315, 2470826, 3134630, 6177065, 12354130, 21002021, 42004042, 105010105, 210020210]

約数ペア:

[(1, 210020210), (2, 105010105), (5, 42004042), (10, 21002021), (17, 12354130), (34, 6177065), (67, 3134630), (85, 2470826), (134, 1567315), (170, 1235413), (335, 626926), (670, 313463), (1139, 184390), (2278, 92195), (5695, 36878), (11390, 18439)]