12946172980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49792973}}^1$

素因数の和:49792995

約数の個数: 24

約数和(自身を含む): 29278268712

約数和(自身を除く): 16332095732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 49792973, 99585946, 199171892, 248964865, 497929730, 647308649, 995859460, 1294617298, 2589234596, 3236543245, 6473086490, 12946172980]

約数ペア:

[(1, 12946172980), (2, 6473086490), (4, 3236543245), (5, 2589234596), (10, 1294617298), (13, 995859460), (20, 647308649), (26, 497929730), (52, 248964865), (65, 199171892), (130, 99585946), (260, 49792973)]