15218480

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1051}}^1$

素因数の和:1245

約数の個数: 40

約数和(自身を含む): 35612304

約数和(自身を除く): 20393824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 905, 1051, 1448, 1810, 2102, 2896, 3620, 4204, 5255, 7240, 8408, 10510, 14480, 16816, 21020, 42040, 84080, 190231, 380462, 760924, 951155, 1521848, 1902310, 3043696, 3804620, 7609240, 15218480]

約数ペア:

[(1, 15218480), (2, 7609240), (4, 3804620), (5, 3043696), (8, 1902310), (10, 1521848), (16, 951155), (20, 760924), (40, 380462), (80, 190231), (181, 84080), (362, 42040), (724, 21020), (905, 16816), (1051, 14480), (1448, 10510), (1810, 8408), (2102, 7240), (2896, 5255), (3620, 4204)]