42639230

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:393

約数の個数: 64

約数和(自身を含む): 87816960

約数和(自身を除く): 45177730

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 43, 85, 86, 95, 170, 190, 215, 307, 323, 430, 614, 646, 731, 817, 1462, 1535, 1615, 1634, 3070, 3230, 3655, 4085, 5219, 5833, 7310, 8170, 10438, 11666, 13201, 13889, 26095, 26402, 27778, 29165, 52190, 58330, 66005, 69445, 99161, 132010, 138890, 198322, 224417, 250819, 448834, 495805, 501638, 991610, 1122085, 1254095, 2244170, 2508190, 4263923, 8527846, 21319615, 42639230]

約数ペア:

[(1, 42639230), (2, 21319615), (5, 8527846), (10, 4263923), (17, 2508190), (19, 2244170), (34, 1254095), (38, 1122085), (43, 991610), (85, 501638), (86, 495805), (95, 448834), (170, 250819), (190, 224417), (215, 198322), (307, 138890), (323, 132010), (430, 99161), (614, 69445), (646, 66005), (731, 58330), (817, 52190), (1462, 29165), (1535, 27778), (1615, 26402), (1634, 26095), (3070, 13889), (3230, 13201), (3655, 11666), (4085, 10438), (5219, 8170), (5833, 7310)]