1569789620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{71419}}^1$

素因数の和:71592

約数の個数: 48

約数和(自身を含む): 3791544960

約数和(自身を除く): 2221755340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1099, 1570, 2198, 3140, 4396, 5495, 10990, 21980, 71419, 142838, 285676, 357095, 499933, 714190, 999866, 1428380, 1999732, 2499665, 4999330, 9998660, 11212783, 22425566, 44851132, 56063915, 78489481, 112127830, 156978962, 224255660, 313957924, 392447405, 784894810, 1569789620]

約数ペア:

[(1, 1569789620), (2, 784894810), (4, 392447405), (5, 313957924), (7, 224255660), (10, 156978962), (14, 112127830), (20, 78489481), (28, 56063915), (35, 44851132), (70, 22425566), (140, 11212783), (157, 9998660), (314, 4999330), (628, 2499665), (785, 1999732), (1099, 1428380), (1570, 999866), (2198, 714190), (3140, 499933), (4396, 357095), (5495, 285676), (10990, 142838), (21980, 71419)]