1215692260

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{4391}}^1$

素因数の和:4636

約数の個数: 48

約数和(自身を含む): 2597253120

約数和(自身を除く): 1381560860

約数列:

[1, 2, 4, 5, 10, 20, 109, 127, 218, 254, 436, 508, 545, 635, 1090, 1270, 2180, 2540, 4391, 8782, 13843, 17564, 21955, 27686, 43910, 55372, 69215, 87820, 138430, 276860, 478619, 557657, 957238, 1115314, 1914476, 2230628, 2393095, 2788285, 4786190, 5576570, 9572380, 11153140, 60784613, 121569226, 243138452, 303923065, 607846130, 1215692260]

約数ペア:

[(1, 1215692260), (2, 607846130), (4, 303923065), (5, 243138452), (10, 121569226), (20, 60784613), (109, 11153140), (127, 9572380), (218, 5576570), (254, 4786190), (436, 2788285), (508, 2393095), (545, 2230628), (635, 1914476), (1090, 1115314), (1270, 957238), (2180, 557657), (2540, 478619), (4391, 276860), (8782, 138430), (13843, 87820), (17564, 69215), (21955, 55372), (27686, 43910)]