2118923408

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{610289}}^1$

素因数の和:610335

約数の個数: 40

約数和(自身を含む): 4843261440

約数和(自身を除く): 2724338032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 610289, 1220578, 2441156, 4272023, 4882312, 8544046, 9764624, 17088092, 18918959, 34176184, 37837918, 68352368, 75675836, 132432713, 151351672, 264865426, 302703344, 529730852, 1059461704, 2118923408]

約数ペア:

[(1, 2118923408), (2, 1059461704), (4, 529730852), (7, 302703344), (8, 264865426), (14, 151351672), (16, 132432713), (28, 75675836), (31, 68352368), (56, 37837918), (62, 34176184), (112, 18918959), (124, 17088092), (217, 9764624), (248, 8544046), (434, 4882312), (496, 4272023), (868, 2441156), (1736, 1220578), (3472, 610289)]