28229960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{773}}^1$

素因数の和:878

約数の個数: 64

約数和(自身を含む): 70217280

約数和(自身を除く): 41987320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 83, 88, 110, 166, 220, 332, 415, 440, 664, 773, 830, 913, 1546, 1660, 1826, 3092, 3320, 3652, 3865, 4565, 6184, 7304, 7730, 8503, 9130, 15460, 17006, 18260, 30920, 34012, 36520, 42515, 64159, 68024, 85030, 128318, 170060, 256636, 320795, 340120, 513272, 641590, 705749, 1283180, 1411498, 2566360, 2822996, 3528745, 5645992, 7057490, 14114980, 28229960]

約数ペア:

[(1, 28229960), (2, 14114980), (4, 7057490), (5, 5645992), (8, 3528745), (10, 2822996), (11, 2566360), (20, 1411498), (22, 1283180), (40, 705749), (44, 641590), (55, 513272), (83, 340120), (88, 320795), (110, 256636), (166, 170060), (220, 128318), (332, 85030), (415, 68024), (440, 64159), (664, 42515), (773, 36520), (830, 34012), (913, 30920), (1546, 18260), (1660, 17006), (1826, 15460), (3092, 9130), (3320, 8503), (3652, 7730), (3865, 7304), (4565, 6184)]