19030480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1999}}^1$

素因数の和:2036

約数の個数: 80

約数和(自身を含む): 53568000

約数和(自身を除く): 34537520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 1999, 2380, 3998, 4760, 7996, 9520, 9995, 13993, 15992, 19990, 27986, 31984, 33983, 39980, 55972, 67966, 69965, 79960, 111944, 135932, 139930, 159920, 169915, 223888, 237881, 271864, 279860, 339830, 475762, 543728, 559720, 679660, 951524, 1119440, 1189405, 1359320, 1903048, 2378810, 2718640, 3806096, 4757620, 9515240, 19030480]

約数ペア:

[(1, 19030480), (2, 9515240), (4, 4757620), (5, 3806096), (7, 2718640), (8, 2378810), (10, 1903048), (14, 1359320), (16, 1189405), (17, 1119440), (20, 951524), (28, 679660), (34, 559720), (35, 543728), (40, 475762), (56, 339830), (68, 279860), (70, 271864), (80, 237881), (85, 223888), (112, 169915), (119, 159920), (136, 139930), (140, 135932), (170, 111944), (238, 79960), (272, 69965), (280, 67966), (340, 55972), (476, 39980), (560, 33983), (595, 31984), (680, 27986), (952, 19990), (1190, 15992), (1360, 13993), (1904, 9995), (1999, 9520), (2380, 7996), (3998, 4760)]