17946372010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{263491}}^1$

素因数の和:263651

約数の個数: 48

約数和(自身を含む): 37847990880

約数和(自身を除く): 19901618870

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 139, 245, 278, 490, 695, 973, 1390, 1946, 4865, 6811, 9730, 13622, 34055, 68110, 263491, 526982, 1317455, 1844437, 2634910, 3688874, 9222185, 12911059, 18444370, 25822118, 36625249, 64555295, 73250498, 129110590, 183126245, 256376743, 366252490, 512753486, 1281883715, 1794637201, 2563767430, 3589274402, 8973186005, 17946372010]

約数ペア:

[(1, 17946372010), (2, 8973186005), (5, 3589274402), (7, 2563767430), (10, 1794637201), (14, 1281883715), (35, 512753486), (49, 366252490), (70, 256376743), (98, 183126245), (139, 129110590), (245, 73250498), (278, 64555295), (490, 36625249), (695, 25822118), (973, 18444370), (1390, 12911059), (1946, 9222185), (4865, 3688874), (6811, 2634910), (9730, 1844437), (13622, 1317455), (34055, 526982), (68110, 263491)]