120191920

素因数分解:

$2^4\times 5^1\times {\mathrm{461}}^1\times {\mathrm{3259}}^1$

素因数の和:3733

約数の個数: 40

約数和(自身を含む): 280138320

約数和(自身を除く): 159946400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 461, 922, 1844, 2305, 3259, 3688, 4610, 6518, 7376, 9220, 13036, 16295, 18440, 26072, 32590, 36880, 52144, 65180, 130360, 260720, 1502399, 3004798, 6009596, 7511995, 12019192, 15023990, 24038384, 30047980, 60095960, 120191920]

約数ペア:

[(1, 120191920), (2, 60095960), (4, 30047980), (5, 24038384), (8, 15023990), (10, 12019192), (16, 7511995), (20, 6009596), (40, 3004798), (80, 1502399), (461, 260720), (922, 130360), (1844, 65180), (2305, 52144), (3259, 36880), (3688, 32590), (4610, 26072), (6518, 18440), (7376, 16295), (9220, 13036)]