20753430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{40693}}^1$

素因数の和:40720

約数の個数: 32

約数和(自身を含む): 52739424

約数和(自身を除く): 31985994

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 40693, 81386, 122079, 203465, 244158, 406930, 610395, 691781, 1220790, 1383562, 2075343, 3458905, 4150686, 6917810, 10376715, 20753430]

約数ペア:

[(1, 20753430), (2, 10376715), (3, 6917810), (5, 4150686), (6, 3458905), (10, 2075343), (15, 1383562), (17, 1220790), (30, 691781), (34, 610395), (51, 406930), (85, 244158), (102, 203465), (170, 122079), (255, 81386), (510, 40693)]