203202710

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^2\times {\mathrm{139}}^1$

素因数の和:317

約数の個数: 48

約数和(自身を含む): 386542800

約数和(自身を除く): 183340090

約数列:

[1, 2, 5, 10, 29, 58, 71, 139, 142, 145, 278, 290, 355, 695, 710, 1390, 2059, 4031, 4118, 5041, 8062, 9869, 10082, 10295, 19738, 20155, 20590, 25205, 40310, 49345, 50410, 98690, 146189, 286201, 292378, 572402, 700699, 730945, 1401398, 1431005, 1461890, 2862010, 3503495, 7006990, 20320271, 40640542, 101601355, 203202710]

約数ペア:

[(1, 203202710), (2, 101601355), (5, 40640542), (10, 20320271), (29, 7006990), (58, 3503495), (71, 2862010), (139, 1461890), (142, 1431005), (145, 1401398), (278, 730945), (290, 700699), (355, 572402), (695, 292378), (710, 286201), (1390, 146189), (2059, 98690), (4031, 50410), (4118, 49345), (5041, 40310), (8062, 25205), (9869, 20590), (10082, 20155), (10295, 19738)]