2678556.00000000

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{331}}^1$

素因数の和:515

約数の個数: 48

約数和(自身を含む): 109683504

約数和(自身を除く): 55992656

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 137, 148, 274, 296, 331, 548, 592, 662, 1096, 1184, 1324, 2192, 2648, 4384, 5069, 5296, 10138, 10592, 12247, 20276, 24494, 40552, 45347, 48988, 81104, 90694, 97976, 162208, 181388, 195952, 362776, 391904, 725552, 1451104, 1677839, 3355678, 6711356, 13422712, 26845424, 53690848]

約数ペア:

[(1, 53690848), (2, 26845424), (4, 13422712), (8, 6711356), (16, 3355678), (32, 1677839), (37, 1451104), (74, 725552), (137, 391904), (148, 362776), (274, 195952), (296, 181388), (331, 162208), (548, 97976), (592, 90694), (662, 81104), (1096, 48988), (1184, 45347), (1324, 40552), (2192, 24494), (2648, 20276), (4384, 12247), (5069, 10592), (5296, 10138)]