15838780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41681}}^1$

素因数の和:41709

約数の個数: 24

約数和(自身を含む): 35012880

約数和(自身を除く): 19174100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 41681, 83362, 166724, 208405, 416810, 791939, 833620, 1583878, 3167756, 3959695, 7919390, 15838780]

約数ペア:

[(1, 15838780), (2, 7919390), (4, 3959695), (5, 3167756), (10, 1583878), (19, 833620), (20, 791939), (38, 416810), (76, 208405), (95, 166724), (190, 83362), (380, 41681)]