19931040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13841}}^1$

素因数の和:13862

約数の個数: 72

約数和(自身を含む): 68019588

約数和(自身を除く): 48088548

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 13841, 27682, 41523, 55364, 69205, 83046, 110728, 124569, 138410, 166092, 207615, 221456, 249138, 276820, 332184, 415230, 442912, 498276, 553640, 622845, 664368, 830460, 996552, 1107280, 1245690, 1328736, 1660920, 1993104, 2214560, 2491380, 3321840, 3986208, 4982760, 6643680, 9965520, 19931040]

約数ペア:

[(1, 19931040), (2, 9965520), (3, 6643680), (4, 4982760), (5, 3986208), (6, 3321840), (8, 2491380), (9, 2214560), (10, 1993104), (12, 1660920), (15, 1328736), (16, 1245690), (18, 1107280), (20, 996552), (24, 830460), (30, 664368), (32, 622845), (36, 553640), (40, 498276), (45, 442912), (48, 415230), (60, 332184), (72, 276820), (80, 249138), (90, 221456), (96, 207615), (120, 166092), (144, 138410), (160, 124569), (180, 110728), (240, 83046), (288, 69205), (360, 55364), (480, 41523), (720, 27682), (1440, 13841)]