19317440

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:154

約数の個数: 112

約数和(自身を含む): 50365152

約数和(自身を除く): 31047712

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 53, 64, 67, 68, 80, 85, 106, 134, 136, 160, 170, 212, 265, 268, 272, 320, 335, 340, 424, 530, 536, 544, 670, 680, 848, 901, 1060, 1072, 1088, 1139, 1340, 1360, 1696, 1802, 2120, 2144, 2278, 2680, 2720, 3392, 3551, 3604, 4240, 4288, 4505, 4556, 5360, 5440, 5695, 7102, 7208, 8480, 9010, 9112, 10720, 11390, 14204, 14416, 16960, 17755, 18020, 18224, 21440, 22780, 28408, 28832, 35510, 36040, 36448, 45560, 56816, 57664, 60367, 71020, 72080, 72896, 91120, 113632, 120734, 142040, 144160, 182240, 227264, 241468, 284080, 288320, 301835, 364480, 482936, 568160, 603670, 965872, 1136320, 1207340, 1931744, 2414680, 3863488, 4829360, 9658720, 19317440]

約数ペア:

[(1, 19317440), (2, 9658720), (4, 4829360), (5, 3863488), (8, 2414680), (10, 1931744), (16, 1207340), (17, 1136320), (20, 965872), (32, 603670), (34, 568160), (40, 482936), (53, 364480), (64, 301835), (67, 288320), (68, 284080), (80, 241468), (85, 227264), (106, 182240), (134, 144160), (136, 142040), (160, 120734), (170, 113632), (212, 91120), (265, 72896), (268, 72080), (272, 71020), (320, 60367), (335, 57664), (340, 56816), (424, 45560), (530, 36448), (536, 36040), (544, 35510), (670, 28832), (680, 28408), (848, 22780), (901, 21440), (1060, 18224), (1072, 18020), (1088, 17755), (1139, 16960), (1340, 14416), (1360, 14204), (1696, 11390), (1802, 10720), (2120, 9112), (2144, 9010), (2278, 8480), (2680, 7208), (2720, 7102), (3392, 5695), (3551, 5440), (3604, 5360), (4240, 4556), (4288, 4505)]