30234320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19891}}^1$

素因数の和:19923

約数の個数: 40

約数和(自身を含む): 73998240

約数和(自身を除く): 43763920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 19891, 39782, 79564, 99455, 159128, 198910, 318256, 377929, 397820, 755858, 795640, 1511716, 1591280, 1889645, 3023432, 3779290, 6046864, 7558580, 15117160, 30234320]

約数ペア:

[(1, 30234320), (2, 15117160), (4, 7558580), (5, 6046864), (8, 3779290), (10, 3023432), (16, 1889645), (19, 1591280), (20, 1511716), (38, 795640), (40, 755858), (76, 397820), (80, 377929), (95, 318256), (152, 198910), (190, 159128), (304, 99455), (380, 79564), (760, 39782), (1520, 19891)]