199940360

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{60223}}^1$

素因数の和:60317

約数の個数: 32

約数和(自身を含む): 455293440

約数和(自身を除く): 255353080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 60223, 120446, 240892, 301115, 481784, 602230, 1204460, 2408920, 4998509, 9997018, 19994036, 24992545, 39988072, 49985090, 99970180, 199940360]

約数ペア:

[(1, 199940360), (2, 99970180), (4, 49985090), (5, 39988072), (8, 24992545), (10, 19994036), (20, 9997018), (40, 4998509), (83, 2408920), (166, 1204460), (332, 602230), (415, 481784), (664, 301115), (830, 240892), (1660, 120446), (3320, 60223)]