20951940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{349199}}^1$

素因数の和:349211

約数の個数: 24

約数和(自身を含む): 58665600

約数和(自身を除く): 37713660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 349199, 698398, 1047597, 1396796, 1745995, 2095194, 3491990, 4190388, 5237985, 6983980, 10475970, 20951940]

約数ペア:

[(1, 20951940), (2, 10475970), (3, 6983980), (4, 5237985), (5, 4190388), (6, 3491990), (10, 2095194), (12, 1745995), (15, 1396796), (20, 1047597), (30, 698398), (60, 349199)]