122640560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{219001}}^1$

素因数の和:219021

約数の個数: 40

約数和(自身を含む): 325874976

約数和(自身を除く): 203234416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 219001, 438002, 876004, 1095005, 1533007, 1752008, 2190010, 3066014, 3504016, 4380020, 6132028, 7665035, 8760040, 12264056, 15330070, 17520080, 24528112, 30660140, 61320280, 122640560]

約数ペア:

[(1, 122640560), (2, 61320280), (4, 30660140), (5, 24528112), (7, 17520080), (8, 15330070), (10, 12264056), (14, 8760040), (16, 7665035), (20, 6132028), (28, 4380020), (35, 3504016), (40, 3066014), (56, 2190010), (70, 1752008), (80, 1533007), (112, 1095005), (140, 876004), (280, 438002), (560, 219001)]