9745360

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1997}}^1$

素因数の和:2071

約数の個数: 40

約数和(自身を含む): 23040936

約数和(自身を除く): 13295576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 1997, 2440, 3994, 4880, 7988, 9985, 15976, 19970, 31952, 39940, 79880, 121817, 159760, 243634, 487268, 609085, 974536, 1218170, 1949072, 2436340, 4872680, 9745360]

約数ペア:

[(1, 9745360), (2, 4872680), (4, 2436340), (5, 1949072), (8, 1218170), (10, 974536), (16, 609085), (20, 487268), (40, 243634), (61, 159760), (80, 121817), (122, 79880), (244, 39940), (305, 31952), (488, 19970), (610, 15976), (976, 9985), (1220, 7988), (1997, 4880), (2440, 3994)]