29183240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:139

約数の個数: 96

約数和(自身を含む): 72420480

約数和(自身を除く): 43237240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 47, 76, 86, 94, 95, 152, 172, 188, 190, 215, 235, 344, 361, 376, 380, 430, 470, 722, 760, 817, 860, 893, 940, 1444, 1634, 1720, 1786, 1805, 1880, 2021, 2888, 3268, 3572, 3610, 4042, 4085, 4465, 6536, 7144, 7220, 8084, 8170, 8930, 10105, 14440, 15523, 16168, 16340, 16967, 17860, 20210, 31046, 32680, 33934, 35720, 38399, 40420, 62092, 67868, 76798, 77615, 80840, 84835, 124184, 135736, 153596, 155230, 169670, 191995, 307192, 310460, 339340, 383990, 620920, 678680, 729581, 767980, 1459162, 1535960, 2918324, 3647905, 5836648, 7295810, 14591620, 29183240]

約数ペア:

[(1, 29183240), (2, 14591620), (4, 7295810), (5, 5836648), (8, 3647905), (10, 2918324), (19, 1535960), (20, 1459162), (38, 767980), (40, 729581), (43, 678680), (47, 620920), (76, 383990), (86, 339340), (94, 310460), (95, 307192), (152, 191995), (172, 169670), (188, 155230), (190, 153596), (215, 135736), (235, 124184), (344, 84835), (361, 80840), (376, 77615), (380, 76798), (430, 67868), (470, 62092), (722, 40420), (760, 38399), (817, 35720), (860, 33934), (893, 32680), (940, 31046), (1444, 20210), (1634, 17860), (1720, 16967), (1786, 16340), (1805, 16168), (1880, 15523), (2021, 14440), (2888, 10105), (3268, 8930), (3572, 8170), (3610, 8084), (4042, 7220), (4085, 7144), (4465, 6536)]