19510320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{81293}}^1$

素因数の和:81309

約数の個数: 40

約数和(自身を含む): 60482736

約数和(自身を除く): 40972416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 81293, 162586, 243879, 325172, 406465, 487758, 650344, 812930, 975516, 1219395, 1300688, 1625860, 1951032, 2438790, 3251720, 3902064, 4877580, 6503440, 9755160, 19510320]

約数ペア:

[(1, 19510320), (2, 9755160), (3, 6503440), (4, 4877580), (5, 3902064), (6, 3251720), (8, 2438790), (10, 1951032), (12, 1625860), (15, 1300688), (16, 1219395), (20, 975516), (24, 812930), (30, 650344), (40, 487758), (48, 406465), (60, 325172), (80, 243879), (120, 162586), (240, 81293)]