100020940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{263213}}^1$

素因数の和:263241

約数の個数: 24

約数和(自身を含む): 221099760

約数和(自身を除く): 121078820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 263213, 526426, 1052852, 1316065, 2632130, 5001047, 5264260, 10002094, 20004188, 25005235, 50010470, 100020940]

約数ペア:

[(1, 100020940), (2, 50010470), (4, 25005235), (5, 20004188), (10, 10002094), (19, 5264260), (20, 5001047), (38, 2632130), (76, 1316065), (95, 1052852), (190, 526426), (380, 263213)]