1442856940

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{30047}}^1$

素因数の和:30084

約数の個数: 60

約数和(自身を含む): 3534906816

約数和(自身を除く): 2092049876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 2401, 3430, 4802, 6860, 9604, 12005, 24010, 30047, 48020, 60094, 120188, 150235, 210329, 300470, 420658, 600940, 841316, 1051645, 1472303, 2103290, 2944606, 4206580, 5889212, 7361515, 10306121, 14723030, 20612242, 29446060, 41224484, 51530605, 72142847, 103061210, 144285694, 206122420, 288571388, 360714235, 721428470, 1442856940]

約数ペア:

[(1, 1442856940), (2, 721428470), (4, 360714235), (5, 288571388), (7, 206122420), (10, 144285694), (14, 103061210), (20, 72142847), (28, 51530605), (35, 41224484), (49, 29446060), (70, 20612242), (98, 14723030), (140, 10306121), (196, 7361515), (245, 5889212), (343, 4206580), (490, 2944606), (686, 2103290), (980, 1472303), (1372, 1051645), (1715, 841316), (2401, 600940), (3430, 420658), (4802, 300470), (6860, 210329), (9604, 150235), (12005, 120188), (24010, 60094), (30047, 48020)]