303808220

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{397}}^1\times {\mathrm{461}}^1$

素因数の和:950

約数の個数: 48

約数和(自身を含む): 648714528

約数和(自身を除く): 344906308

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 397, 415, 461, 794, 830, 922, 1588, 1660, 1844, 1985, 2305, 3970, 4610, 7940, 9220, 32951, 38263, 65902, 76526, 131804, 153052, 164755, 183017, 191315, 329510, 366034, 382630, 659020, 732068, 765260, 915085, 1830170, 3660340, 15190411, 30380822, 60761644, 75952055, 151904110, 303808220]

約数ペア:

[(1, 303808220), (2, 151904110), (4, 75952055), (5, 60761644), (10, 30380822), (20, 15190411), (83, 3660340), (166, 1830170), (332, 915085), (397, 765260), (415, 732068), (461, 659020), (794, 382630), (830, 366034), (922, 329510), (1588, 191315), (1660, 183017), (1844, 164755), (1985, 153052), (2305, 131804), (3970, 76526), (4610, 65902), (7940, 38263), (9220, 32951)]