20673630

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{25523}}^1$

素因数の和:25542

約数の個数: 40

約数和(自身を含む): 55591272

約数和(自身を除く): 34917642

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 25523, 51046, 76569, 127615, 153138, 229707, 255230, 382845, 459414, 689121, 765690, 1148535, 1378242, 2067363, 2297070, 3445605, 4134726, 6891210, 10336815, 20673630]

約数ペア:

[(1, 20673630), (2, 10336815), (3, 6891210), (5, 4134726), (6, 3445605), (9, 2297070), (10, 2067363), (15, 1378242), (18, 1148535), (27, 765690), (30, 689121), (45, 459414), (54, 382845), (81, 255230), (90, 229707), (135, 153138), (162, 127615), (270, 76569), (405, 51046), (810, 25523)]