1404690420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3344501}}^1$

素因数の和:3344520

約数の個数: 48

約数和(自身を含む): 4495010688

約数和(自身を除く): 3090320268

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 3344501, 6689002, 10033503, 13378004, 16722505, 20067006, 23411507, 33445010, 40134012, 46823014, 50167515, 66890020, 70234521, 93646028, 100335030, 117057535, 140469042, 200670060, 234115070, 280938084, 351172605, 468230140, 702345210, 1404690420]

約数ペア:

[(1, 1404690420), (2, 702345210), (3, 468230140), (4, 351172605), (5, 280938084), (6, 234115070), (7, 200670060), (10, 140469042), (12, 117057535), (14, 100335030), (15, 93646028), (20, 70234521), (21, 66890020), (28, 50167515), (30, 46823014), (35, 40134012), (42, 33445010), (60, 23411507), (70, 20067006), (84, 16722505), (105, 13378004), (140, 10033503), (210, 6689002), (420, 3344501)]