1428306320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{34939}}^1$

素因数の和:35032

約数の個数: 80

約数和(自身を含む): 3847313280

約数和(自身を除く): 2419006960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 511, 560, 584, 730, 1022, 1168, 1460, 2044, 2555, 2920, 4088, 5110, 5840, 8176, 10220, 20440, 34939, 40880, 69878, 139756, 174695, 244573, 279512, 349390, 489146, 559024, 698780, 978292, 1222865, 1397560, 1956584, 2445730, 2550547, 2795120, 3913168, 4891460, 5101094, 9782920, 10202188, 12752735, 17853829, 19565840, 20404376, 25505470, 35707658, 40808752, 51010940, 71415316, 89269145, 102021880, 142830632, 178538290, 204043760, 285661264, 357076580, 714153160, 1428306320]

約数ペア:

[(1, 1428306320), (2, 714153160), (4, 357076580), (5, 285661264), (7, 204043760), (8, 178538290), (10, 142830632), (14, 102021880), (16, 89269145), (20, 71415316), (28, 51010940), (35, 40808752), (40, 35707658), (56, 25505470), (70, 20404376), (73, 19565840), (80, 17853829), (112, 12752735), (140, 10202188), (146, 9782920), (280, 5101094), (292, 4891460), (365, 3913168), (511, 2795120), (560, 2550547), (584, 2445730), (730, 1956584), (1022, 1397560), (1168, 1222865), (1460, 978292), (2044, 698780), (2555, 559024), (2920, 489146), (4088, 349390), (5110, 279512), (5840, 244573), (8176, 174695), (10220, 139756), (20440, 69878), (34939, 40880)]