17720580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{12841}}^1$

素因数の和:12876

約数の個数: 48

約数和(自身を含む): 51778944

約数和(自身を除く): 34058364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 12841, 25682, 38523, 51364, 64205, 77046, 128410, 154092, 192615, 256820, 295343, 385230, 590686, 770460, 886029, 1181372, 1476715, 1772058, 2953430, 3544116, 4430145, 5906860, 8860290, 17720580]

約数ペア:

[(1, 17720580), (2, 8860290), (3, 5906860), (4, 4430145), (5, 3544116), (6, 2953430), (10, 1772058), (12, 1476715), (15, 1181372), (20, 886029), (23, 770460), (30, 590686), (46, 385230), (60, 295343), (69, 256820), (92, 192615), (115, 154092), (138, 128410), (230, 77046), (276, 64205), (345, 51364), (460, 38523), (690, 25682), (1380, 12841)]