2017944970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{3121}}^1$

素因数の和:3271

約数の個数: 64

約数和(自身を含む): 3965189760

約数和(自身を除く): 1947244790

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 83, 95, 166, 190, 205, 410, 415, 779, 830, 1558, 1577, 3121, 3154, 3403, 3895, 6242, 6806, 7790, 7885, 15605, 15770, 17015, 31210, 34030, 59299, 64657, 118598, 127961, 129314, 255922, 259043, 296495, 323285, 518086, 592990, 639805, 646570, 1279610, 1295215, 2431259, 2590430, 4862518, 4921817, 9843634, 10620763, 12156295, 21241526, 24312590, 24609085, 49218170, 53103815, 106207630, 201794497, 403588994, 1008972485, 2017944970]

約数ペア:

[(1, 2017944970), (2, 1008972485), (5, 403588994), (10, 201794497), (19, 106207630), (38, 53103815), (41, 49218170), (82, 24609085), (83, 24312590), (95, 21241526), (166, 12156295), (190, 10620763), (205, 9843634), (410, 4921817), (415, 4862518), (779, 2590430), (830, 2431259), (1558, 1295215), (1577, 1279610), (3121, 646570), (3154, 639805), (3403, 592990), (3895, 518086), (6242, 323285), (6806, 296495), (7790, 259043), (7885, 255922), (15605, 129314), (15770, 127961), (17015, 118598), (31210, 64657), (34030, 59299)]