10856554820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{787}}^1\times {\mathrm{16823}}^1$

素因数の和:17660

約数の個数: 48

約数和(自身を含む): 23385898368

約数和(自身を除く): 12529343548

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 787, 820, 1574, 3148, 3935, 7870, 15740, 16823, 32267, 33646, 64534, 67292, 84115, 129068, 161335, 168230, 322670, 336460, 645340, 689743, 1379486, 2758972, 3448715, 6897430, 13239701, 13794860, 26479402, 52958804, 66198505, 132397010, 264794020, 542827741, 1085655482, 2171310964, 2714138705, 5428277410, 10856554820]

約数ペア:

[(1, 10856554820), (2, 5428277410), (4, 2714138705), (5, 2171310964), (10, 1085655482), (20, 542827741), (41, 264794020), (82, 132397010), (164, 66198505), (205, 52958804), (410, 26479402), (787, 13794860), (820, 13239701), (1574, 6897430), (3148, 3448715), (3935, 2758972), (7870, 1379486), (15740, 689743), (16823, 645340), (32267, 336460), (33646, 322670), (64534, 168230), (67292, 161335), (84115, 129068)]