20154690420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17679553}}^1$

素因数の和:17679584

約数の個数: 48

約数和(自身を含む): 59403301440

約数和(自身を除く): 39248611020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 17679553, 35359106, 53038659, 70718212, 88397765, 106077318, 176795530, 212154636, 265193295, 335911507, 353591060, 530386590, 671823014, 1007734521, 1060773180, 1343646028, 1679557535, 2015469042, 3359115070, 4030938084, 5038672605, 6718230140, 10077345210, 20154690420]

約数ペア:

[(1, 20154690420), (2, 10077345210), (3, 6718230140), (4, 5038672605), (5, 4030938084), (6, 3359115070), (10, 2015469042), (12, 1679557535), (15, 1343646028), (19, 1060773180), (20, 1007734521), (30, 671823014), (38, 530386590), (57, 353591060), (60, 335911507), (76, 265193295), (95, 212154636), (114, 176795530), (190, 106077318), (228, 88397765), (285, 70718212), (380, 53038659), (570, 35359106), (1140, 17679553)]