19249740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{467}}^1$

素因数の和:711

約数の個数: 72

約数和(自身を含む): 58771440

約数和(自身を除く): 39521700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 229, 458, 467, 687, 916, 934, 1145, 1374, 1401, 1868, 2061, 2290, 2335, 2748, 2802, 3435, 4122, 4203, 4580, 4670, 5604, 6870, 7005, 8244, 8406, 9340, 10305, 13740, 14010, 16812, 20610, 21015, 28020, 41220, 42030, 84060, 106943, 213886, 320829, 427772, 534715, 641658, 962487, 1069430, 1283316, 1604145, 1924974, 2138860, 3208290, 3849948, 4812435, 6416580, 9624870, 19249740]

約数ペア:

[(1, 19249740), (2, 9624870), (3, 6416580), (4, 4812435), (5, 3849948), (6, 3208290), (9, 2138860), (10, 1924974), (12, 1604145), (15, 1283316), (18, 1069430), (20, 962487), (30, 641658), (36, 534715), (45, 427772), (60, 320829), (90, 213886), (180, 106943), (229, 84060), (458, 42030), (467, 41220), (687, 28020), (916, 21015), (934, 20610), (1145, 16812), (1374, 14010), (1401, 13740), (1868, 10305), (2061, 9340), (2290, 8406), (2335, 8244), (2748, 7005), (2802, 6870), (3435, 5604), (4122, 4670), (4203, 4580)]