28334760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{607}}^1$

素因数の和:1010

約数の個数: 64

約数和(自身を含む): 85363200

約数和(自身を除く): 57028440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 389, 607, 778, 1167, 1214, 1556, 1821, 1945, 2334, 2428, 3035, 3112, 3642, 3890, 4668, 4856, 5835, 6070, 7284, 7780, 9105, 9336, 11670, 12140, 14568, 15560, 18210, 23340, 24280, 36420, 46680, 72840, 236123, 472246, 708369, 944492, 1180615, 1416738, 1888984, 2361230, 2833476, 3541845, 4722460, 5666952, 7083690, 9444920, 14167380, 28334760]

約数ペア:

[(1, 28334760), (2, 14167380), (3, 9444920), (4, 7083690), (5, 5666952), (6, 4722460), (8, 3541845), (10, 2833476), (12, 2361230), (15, 1888984), (20, 1416738), (24, 1180615), (30, 944492), (40, 708369), (60, 472246), (120, 236123), (389, 72840), (607, 46680), (778, 36420), (1167, 24280), (1214, 23340), (1556, 18210), (1821, 15560), (1945, 14568), (2334, 12140), (2428, 11670), (3035, 9336), (3112, 9105), (3642, 7780), (3890, 7284), (4668, 6070), (4856, 5835)]