380722960

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{78017}}^1$

素因数の和:78091

約数の個数: 40

約数和(自身を含む): 899703576

約数和(自身を除く): 518980616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 78017, 156034, 312068, 390085, 624136, 780170, 1248272, 1560340, 3120680, 4759037, 6241360, 9518074, 19036148, 23795185, 38072296, 47590370, 76144592, 95180740, 190361480, 380722960]

約数ペア:

[(1, 380722960), (2, 190361480), (4, 95180740), (5, 76144592), (8, 47590370), (10, 38072296), (16, 23795185), (20, 19036148), (40, 9518074), (61, 6241360), (80, 4759037), (122, 3120680), (244, 1560340), (305, 1248272), (488, 780170), (610, 624136), (976, 390085), (1220, 312068), (2440, 156034), (4880, 78017)]