1245420968

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{5437}}^1$

素因数の和:5610

約数の個数: 64

約数和(自身を含む): 2701598400

約数和(自身を除く): 1456177432

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 137, 152, 209, 274, 418, 548, 836, 1096, 1507, 1672, 2603, 3014, 5206, 5437, 6028, 10412, 10874, 12056, 20824, 21748, 28633, 43496, 57266, 59807, 103303, 114532, 119614, 206606, 229064, 239228, 413212, 478456, 744869, 826424, 1136333, 1489738, 2272666, 2979476, 4545332, 5958952, 8193559, 9090664, 14152511, 16387118, 28305022, 32774236, 56610044, 65548472, 113220088, 155677621, 311355242, 622710484, 1245420968]

約数ペア:

[(1, 1245420968), (2, 622710484), (4, 311355242), (8, 155677621), (11, 113220088), (19, 65548472), (22, 56610044), (38, 32774236), (44, 28305022), (76, 16387118), (88, 14152511), (137, 9090664), (152, 8193559), (209, 5958952), (274, 4545332), (418, 2979476), (548, 2272666), (836, 1489738), (1096, 1136333), (1507, 826424), (1672, 744869), (2603, 478456), (3014, 413212), (5206, 239228), (5437, 229064), (6028, 206606), (10412, 119614), (10874, 114532), (12056, 103303), (20824, 59807), (21748, 57266), (28633, 43496)]