19419540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{46237}}^1$

素因数の和:46256

約数の個数: 48

約数和(自身を含む): 62143872

約数和(自身を除く): 42724332

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, 46237, 92474, 138711, 184948, 231185, 277422, 323659, 462370, 554844, 647318, 693555, 924740, 970977, 1294636, 1387110, 1618295, 1941954, 2774220, 3236590, 3883908, 4854885, 6473180, 9709770, 19419540]

約数ペア:

[(1, 19419540), (2, 9709770), (3, 6473180), (4, 4854885), (5, 3883908), (6, 3236590), (7, 2774220), (10, 1941954), (12, 1618295), (14, 1387110), (15, 1294636), (20, 970977), (21, 924740), (28, 693555), (30, 647318), (35, 554844), (42, 462370), (60, 323659), (70, 277422), (84, 231185), (105, 184948), (140, 138711), (210, 92474), (420, 46237)]