1268680960090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{20672657}}^1$

素因数の和:20672719

約数の個数: 48

約数和(自身を含む): 2551915594152

約数和(自身を除く): 1283234634062

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 361, 646, 722, 1615, 1805, 3230, 3610, 6137, 12274, 30685, 61370, 20672657, 41345314, 103363285, 206726570, 351435169, 392780483, 702870338, 785560966, 1757175845, 1963902415, 3514351690, 3927804830, 6677268211, 7462829177, 13354536422, 14925658354, 33386341055, 37314145885, 66772682110, 74628291770, 126868096009, 253736192018, 634340480045, 1268680960090]

約数ペア:

[(1, 1268680960090), (2, 634340480045), (5, 253736192018), (10, 126868096009), (17, 74628291770), (19, 66772682110), (34, 37314145885), (38, 33386341055), (85, 14925658354), (95, 13354536422), (170, 7462829177), (190, 6677268211), (323, 3927804830), (361, 3514351690), (646, 1963902415), (722, 1757175845), (1615, 785560966), (1805, 702870338), (3230, 392780483), (3610, 351435169), (6137, 206726570), (12274, 103363285), (30685, 41345314), (61370, 20672657)]