15441861620

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1249}}^1\times {\mathrm{1259}}^1$

素因数の和:3008

約数の個数: 48

約数和(自身を含む): 32545800000

約数和(自身を除く): 17103938380

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1249, 1259, 1964, 2455, 2498, 2518, 4910, 4996, 5036, 6245, 6295, 9820, 12490, 12590, 24980, 25180, 613259, 618169, 1226518, 1236338, 1572491, 2453036, 2472676, 3066295, 3090845, 3144982, 6132590, 6181690, 6289964, 7862455, 12265180, 12363380, 15724910, 31449820, 772093081, 1544186162, 3088372324, 3860465405, 7720930810, 15441861620]

約数ペア:

[(1, 15441861620), (2, 7720930810), (4, 3860465405), (5, 3088372324), (10, 1544186162), (20, 772093081), (491, 31449820), (982, 15724910), (1249, 12363380), (1259, 12265180), (1964, 7862455), (2455, 6289964), (2498, 6181690), (2518, 6132590), (4910, 3144982), (4996, 3090845), (5036, 3066295), (6245, 2472676), (6295, 2453036), (9820, 1572491), (12490, 1236338), (12590, 1226518), (24980, 618169), (25180, 613259)]