1020005220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{3121}}^1$

素因数の和:3565

約数の個数: 96

約数和(自身を含む): 3084036480

約数和(自身を除く): 2064031260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 419, 780, 838, 1257, 1676, 2095, 2514, 3121, 4190, 5028, 5447, 6242, 6285, 8380, 9363, 10894, 12484, 12570, 15605, 16341, 18726, 21788, 25140, 27235, 31210, 32682, 37452, 40573, 46815, 54470, 62420, 65364, 81146, 81705, 93630, 108940, 121719, 162292, 163410, 187260, 202865, 243438, 326820, 405730, 486876, 608595, 811460, 1217190, 1307699, 2434380, 2615398, 3923097, 5230796, 6538495, 7846194, 13076990, 15692388, 17000087, 19615485, 26153980, 34000174, 39230970, 51000261, 68000348, 78461940, 85000435, 102000522, 170000870, 204001044, 255001305, 340001740, 510002610, 1020005220]

約数ペア:

[(1, 1020005220), (2, 510002610), (3, 340001740), (4, 255001305), (5, 204001044), (6, 170000870), (10, 102000522), (12, 85000435), (13, 78461940), (15, 68000348), (20, 51000261), (26, 39230970), (30, 34000174), (39, 26153980), (52, 19615485), (60, 17000087), (65, 15692388), (78, 13076990), (130, 7846194), (156, 6538495), (195, 5230796), (260, 3923097), (390, 2615398), (419, 2434380), (780, 1307699), (838, 1217190), (1257, 811460), (1676, 608595), (2095, 486876), (2514, 405730), (3121, 326820), (4190, 243438), (5028, 202865), (5447, 187260), (6242, 163410), (6285, 162292), (8380, 121719), (9363, 108940), (10894, 93630), (12484, 81705), (12570, 81146), (15605, 65364), (16341, 62420), (18726, 54470), (21788, 46815), (25140, 40573), (27235, 37452), (31210, 32682)]