19004769140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{608737}}^1$

素因数の和:608976

約数の個数: 48

約数和(自身を含む): 45816056832

約数和(自身を除く): 26811287692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223, 446, 892, 1115, 1561, 2230, 3122, 4460, 6244, 7805, 15610, 31220, 608737, 1217474, 2434948, 3043685, 4261159, 6087370, 8522318, 12174740, 17044636, 21305795, 42611590, 85223180, 135748351, 271496702, 542993404, 678741755, 950238457, 1357483510, 1900476914, 2714967020, 3800953828, 4751192285, 9502384570, 19004769140]

約数ペア:

[(1, 19004769140), (2, 9502384570), (4, 4751192285), (5, 3800953828), (7, 2714967020), (10, 1900476914), (14, 1357483510), (20, 950238457), (28, 678741755), (35, 542993404), (70, 271496702), (140, 135748351), (223, 85223180), (446, 42611590), (892, 21305795), (1115, 17044636), (1561, 12174740), (2230, 8522318), (3122, 6087370), (4460, 4261159), (6244, 3043685), (7805, 2434948), (15610, 1217474), (31220, 608737)]