7199210620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1389809}}^1$

素因数の和:1389862

約数の個数: 48

約数和(自身を含む): 17745094080

約数和(自身を除く): 10545883460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 1389809, 2779618, 5559236, 6949045, 9728663, 13898090, 19457326, 27796180, 38914652, 48643315, 51422933, 97286630, 102845866, 194573260, 205691732, 257114665, 359960531, 514229330, 719921062, 1028458660, 1439842124, 1799802655, 3599605310, 7199210620]

約数ペア:

[(1, 7199210620), (2, 3599605310), (4, 1799802655), (5, 1439842124), (7, 1028458660), (10, 719921062), (14, 514229330), (20, 359960531), (28, 257114665), (35, 205691732), (37, 194573260), (70, 102845866), (74, 97286630), (140, 51422933), (148, 48643315), (185, 38914652), (259, 27796180), (370, 19457326), (518, 13898090), (740, 9728663), (1036, 6949045), (1295, 5559236), (2590, 2779618), (5180, 1389809)]