219020770

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{619}}^1\times {\mathrm{863}}^1$

素因数の和:1530

約数の個数: 32

約数和(自身を含む): 404974080

約数和(自身を除く): 185953310

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 619, 863, 1238, 1726, 3095, 4315, 6190, 8630, 25379, 35383, 50758, 70766, 126895, 176915, 253790, 353830, 534197, 1068394, 2670985, 5341970, 21902077, 43804154, 109510385, 219020770]

約数ペア:

[(1, 219020770), (2, 109510385), (5, 43804154), (10, 21902077), (41, 5341970), (82, 2670985), (205, 1068394), (410, 534197), (619, 353830), (863, 253790), (1238, 176915), (1726, 126895), (3095, 70766), (4315, 50758), (6190, 35383), (8630, 25379)]