1971062780

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{8599}}^1$

素因数の和:8838

約数の個数: 48

約数和(自身を含む): 4223150400

約数和(自身を除く): 2252087620

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 157, 292, 314, 365, 628, 730, 785, 1460, 1570, 3140, 8599, 11461, 17198, 22922, 34396, 42995, 45844, 57305, 85990, 114610, 171980, 229220, 627727, 1255454, 1350043, 2510908, 2700086, 3138635, 5400172, 6277270, 6750215, 12554540, 13500430, 27000860, 98553139, 197106278, 394212556, 492765695, 985531390, 1971062780]

約数ペア:

[(1, 1971062780), (2, 985531390), (4, 492765695), (5, 394212556), (10, 197106278), (20, 98553139), (73, 27000860), (146, 13500430), (157, 12554540), (292, 6750215), (314, 6277270), (365, 5400172), (628, 3138635), (730, 2700086), (785, 2510908), (1460, 1350043), (1570, 1255454), (3140, 627727), (8599, 229220), (11461, 171980), (17198, 114610), (22922, 85990), (34396, 57305), (42995, 45844)]