404321120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{361001}}^1$

素因数の和:361023

約数の個数: 48

約数和(自身を含む): 1091670048

約数和(自身を除く): 687348928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 361001, 722002, 1444004, 1805005, 2527007, 2888008, 3610010, 5054014, 5776016, 7220020, 10108028, 11552032, 12635035, 14440040, 20216056, 25270070, 28880080, 40432112, 50540140, 57760160, 80864224, 101080280, 202160560, 404321120]

約数ペア:

[(1, 404321120), (2, 202160560), (4, 101080280), (5, 80864224), (7, 57760160), (8, 50540140), (10, 40432112), (14, 28880080), (16, 25270070), (20, 20216056), (28, 14440040), (32, 12635035), (35, 11552032), (40, 10108028), (56, 7220020), (70, 5776016), (80, 5054014), (112, 3610010), (140, 2888008), (160, 2527007), (224, 1805005), (280, 1444004), (560, 722002), (1120, 361001)]