19277220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 57496320

約数和(自身を除く): 38219100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 61, 69, 92, 115, 122, 138, 183, 229, 230, 244, 276, 305, 345, 366, 458, 460, 610, 687, 690, 732, 915, 916, 1145, 1220, 1374, 1380, 1403, 1830, 2290, 2748, 2806, 3435, 3660, 4209, 4580, 5267, 5612, 6870, 7015, 8418, 10534, 13740, 13969, 14030, 15801, 16836, 21045, 21068, 26335, 27938, 28060, 31602, 41907, 42090, 52670, 55876, 63204, 69845, 79005, 83814, 84180, 105340, 139690, 158010, 167628, 209535, 279380, 316020, 321287, 419070, 642574, 838140, 963861, 1285148, 1606435, 1927722, 3212870, 3855444, 4819305, 6425740, 9638610, 19277220]

約数ペア:

[(1, 19277220), (2, 9638610), (3, 6425740), (4, 4819305), (5, 3855444), (6, 3212870), (10, 1927722), (12, 1606435), (15, 1285148), (20, 963861), (23, 838140), (30, 642574), (46, 419070), (60, 321287), (61, 316020), (69, 279380), (92, 209535), (115, 167628), (122, 158010), (138, 139690), (183, 105340), (229, 84180), (230, 83814), (244, 79005), (276, 69845), (305, 63204), (345, 55876), (366, 52670), (458, 42090), (460, 41907), (610, 31602), (687, 28060), (690, 27938), (732, 26335), (915, 21068), (916, 21045), (1145, 16836), (1220, 15801), (1374, 14030), (1380, 13969), (1403, 13740), (1830, 10534), (2290, 8418), (2748, 7015), (2806, 6870), (3435, 5612), (3660, 5267), (4209, 4580)]