28653720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{238781}}^1$

素因数の和:238795

約数の個数: 32

約数和(自身を含む): 85961520

約数和(自身を除く): 57307800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 238781, 477562, 716343, 955124, 1193905, 1432686, 1910248, 2387810, 2865372, 3581715, 4775620, 5730744, 7163430, 9551240, 14326860, 28653720]

約数ペア:

[(1, 28653720), (2, 14326860), (3, 9551240), (4, 7163430), (5, 5730744), (6, 4775620), (8, 3581715), (10, 2865372), (12, 2387810), (15, 1910248), (20, 1432686), (24, 1193905), (30, 955124), (40, 716343), (60, 477562), (120, 238781)]