204767180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{4243}}^1$

素因数の和:4398

約数の個数: 48

約数和(自身を含む): 456314880

約数和(自身を除く): 251547700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 127, 190, 254, 380, 508, 635, 1270, 2413, 2540, 4243, 4826, 8486, 9652, 12065, 16972, 21215, 24130, 42430, 48260, 80617, 84860, 161234, 322468, 403085, 538861, 806170, 1077722, 1612340, 2155444, 2694305, 5388610, 10238359, 10777220, 20476718, 40953436, 51191795, 102383590, 204767180]

約数ペア:

[(1, 204767180), (2, 102383590), (4, 51191795), (5, 40953436), (10, 20476718), (19, 10777220), (20, 10238359), (38, 5388610), (76, 2694305), (95, 2155444), (127, 1612340), (190, 1077722), (254, 806170), (380, 538861), (508, 403085), (635, 322468), (1270, 161234), (2413, 84860), (2540, 80617), (4243, 48260), (4826, 42430), (8486, 24130), (9652, 21215), (12065, 16972)]