444865460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{131617}}^1$

素因数の和:131652

約数の個数: 36

約数和(自身を含む): 1011615948

約数和(自身を除く): 566750488

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 131617, 263234, 526468, 658085, 1316170, 1711021, 2632340, 3422042, 6844084, 8555105, 17110210, 22243273, 34220420, 44486546, 88973092, 111216365, 222432730, 444865460]

約数ペア:

[(1, 444865460), (2, 222432730), (4, 111216365), (5, 88973092), (10, 44486546), (13, 34220420), (20, 22243273), (26, 17110210), (52, 8555105), (65, 6844084), (130, 3422042), (169, 2632340), (260, 1711021), (338, 1316170), (676, 658085), (845, 526468), (1690, 263234), (3380, 131617)]