28746210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1481}}^1$

素因数の和:2138

約数の個数: 32

約数和(自身を含む): 69144192

約数和(自身を除く): 40397982

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 647, 1294, 1481, 1941, 2962, 3235, 3882, 4443, 6470, 7405, 8886, 9705, 14810, 19410, 22215, 44430, 958207, 1916414, 2874621, 4791035, 5749242, 9582070, 14373105, 28746210]

約数ペア:

[(1, 28746210), (2, 14373105), (3, 9582070), (5, 5749242), (6, 4791035), (10, 2874621), (15, 1916414), (30, 958207), (647, 44430), (1294, 22215), (1481, 19410), (1941, 14810), (2962, 9705), (3235, 8886), (3882, 7405), (4443, 6470)]