38998980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{216661}}^1$

素因数の和:216676

約数の個数: 36

約数和(自身を含む): 118297452

約数和(自身を除く): 79298472

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 216661, 433322, 649983, 866644, 1083305, 1299966, 1949949, 2166610, 2599932, 3249915, 3899898, 4333220, 6499830, 7799796, 9749745, 12999660, 19499490, 38998980]

約数ペア:

[(1, 38998980), (2, 19499490), (3, 12999660), (4, 9749745), (5, 7799796), (6, 6499830), (9, 4333220), (10, 3899898), (12, 3249915), (15, 2599932), (18, 2166610), (20, 1949949), (30, 1299966), (36, 1083305), (45, 866644), (60, 649983), (90, 433322), (180, 216661)]