1637829040

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{246661}}^1$

素因数の和:246757

約数の個数: 40

約数和(自身を含む): 3853847088

約数和(自身を除く): 2216018048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 246661, 493322, 986644, 1233305, 1973288, 2466610, 3946576, 4933220, 9866440, 19732880, 20472863, 40945726, 81891452, 102364315, 163782904, 204728630, 327565808, 409457260, 818914520, 1637829040]

約数ペア:

[(1, 1637829040), (2, 818914520), (4, 409457260), (5, 327565808), (8, 204728630), (10, 163782904), (16, 102364315), (20, 81891452), (40, 40945726), (80, 20472863), (83, 19732880), (166, 9866440), (332, 4933220), (415, 3946576), (664, 2466610), (830, 1973288), (1328, 1233305), (1660, 986644), (3320, 493322), (6640, 246661)]