400252380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{606443}}^1$

素因数の和:606466

約数の個数: 48

約数和(自身を含む): 1222591104

約数和(自身を除く): 822338724

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 606443, 1212886, 1819329, 2425772, 3032215, 3638658, 6064430, 6670873, 7277316, 9096645, 12128860, 13341746, 18193290, 20012619, 26683492, 33354365, 36386580, 40025238, 66708730, 80050476, 100063095, 133417460, 200126190, 400252380]

約数ペア:

[(1, 400252380), (2, 200126190), (3, 133417460), (4, 100063095), (5, 80050476), (6, 66708730), (10, 40025238), (11, 36386580), (12, 33354365), (15, 26683492), (20, 20012619), (22, 18193290), (30, 13341746), (33, 12128860), (44, 9096645), (55, 7277316), (60, 6670873), (66, 6064430), (110, 3638658), (132, 3032215), (165, 2425772), (220, 1819329), (330, 1212886), (660, 606443)]