19124480

素因数分解:

$2^8\times 5^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 46701312

約数和(自身を除く): 27576832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 223, 256, 268, 320, 335, 446, 536, 640, 670, 892, 1072, 1115, 1280, 1340, 1784, 2144, 2230, 2680, 3568, 4288, 4460, 5360, 7136, 8576, 8920, 10720, 14272, 14941, 17152, 17840, 21440, 28544, 29882, 35680, 42880, 57088, 59764, 71360, 74705, 85760, 119528, 142720, 149410, 239056, 285440, 298820, 478112, 597640, 956224, 1195280, 1912448, 2390560, 3824896, 4781120, 9562240, 19124480]

約数ペア:

[(1, 19124480), (2, 9562240), (4, 4781120), (5, 3824896), (8, 2390560), (10, 1912448), (16, 1195280), (20, 956224), (32, 597640), (40, 478112), (64, 298820), (67, 285440), (80, 239056), (128, 149410), (134, 142720), (160, 119528), (223, 85760), (256, 74705), (268, 71360), (320, 59764), (335, 57088), (446, 42880), (536, 35680), (640, 29882), (670, 28544), (892, 21440), (1072, 17840), (1115, 17152), (1280, 14941), (1340, 14272), (1784, 10720), (2144, 8920), (2230, 8576), (2680, 7136), (3568, 5360), (4288, 4460)]