19652480

素因数分解:

$2^7\times 5^1\times {\mathrm{30707}}^1$

素因数の和:30726

約数の個数: 32

約数和(自身を含む): 46983240

約数和(自身を除く): 27330760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 30707, 61414, 122828, 153535, 245656, 307070, 491312, 614140, 982624, 1228280, 1965248, 2456560, 3930496, 4913120, 9826240, 19652480]

約数ペア:

[(1, 19652480), (2, 9826240), (4, 4913120), (5, 3930496), (8, 2456560), (10, 1965248), (16, 1228280), (20, 982624), (32, 614140), (40, 491312), (64, 307070), (80, 245656), (128, 153535), (160, 122828), (320, 61414), (640, 30707)]