2562340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 6189120

約数和(自身を除く): 3626780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 613, 836, 1045, 1226, 2090, 2452, 3065, 4180, 6130, 6743, 11647, 12260, 13486, 23294, 26972, 33715, 46588, 58235, 67430, 116470, 128117, 134860, 232940, 256234, 512468, 640585, 1281170, 2562340]

約数ペア:

[(1, 2562340), (2, 1281170), (4, 640585), (5, 512468), (10, 256234), (11, 232940), (19, 134860), (20, 128117), (22, 116470), (38, 67430), (44, 58235), (55, 46588), (76, 33715), (95, 26972), (110, 23294), (190, 13486), (209, 12260), (220, 11647), (380, 6743), (418, 6130), (613, 4180), (836, 3065), (1045, 2452), (1226, 2090)]