197962480

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{9199}}^1$

素因数の和:9481

約数の個数: 40

約数和(自身を含む): 462024000

約数和(自身を除く): 264061520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 1076, 1345, 2152, 2690, 4304, 5380, 9199, 10760, 18398, 21520, 36796, 45995, 73592, 91990, 147184, 183980, 367960, 735920, 2474531, 4949062, 9898124, 12372655, 19796248, 24745310, 39592496, 49490620, 98981240, 197962480]

約数ペア:

[(1, 197962480), (2, 98981240), (4, 49490620), (5, 39592496), (8, 24745310), (10, 19796248), (16, 12372655), (20, 9898124), (40, 4949062), (80, 2474531), (269, 735920), (538, 367960), (1076, 183980), (1345, 147184), (2152, 91990), (2690, 73592), (4304, 45995), (5380, 36796), (9199, 21520), (10760, 18398)]