1528291280

素因数分解:

$2^4\times 5^1\times {\mathrm{3121}}^1\times {\mathrm{6121}}^1$

素因数の和:9255

約数の個数: 40

約数和(自身を含む): 3554996424

約数和(自身を除く): 2026705144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3121, 6121, 6242, 12242, 12484, 15605, 24484, 24968, 30605, 31210, 48968, 49936, 61210, 62420, 97936, 122420, 124840, 244840, 249680, 489680, 19103641, 38207282, 76414564, 95518205, 152829128, 191036410, 305658256, 382072820, 764145640, 1528291280]

約数ペア:

[(1, 1528291280), (2, 764145640), (4, 382072820), (5, 305658256), (8, 191036410), (10, 152829128), (16, 95518205), (20, 76414564), (40, 38207282), (80, 19103641), (3121, 489680), (6121, 249680), (6242, 244840), (12242, 124840), (12484, 122420), (15605, 97936), (24484, 62420), (24968, 61210), (30605, 49936), (31210, 48968)]