401728390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{30047}}^1$

素因数の和:30252

約数の個数: 32

約数和(自身を含む): 830767104

約数和(自身を除く): 429038714

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 191, 382, 955, 1337, 1910, 2674, 6685, 13370, 30047, 60094, 150235, 210329, 300470, 420658, 1051645, 2103290, 5738977, 11477954, 28694885, 40172839, 57389770, 80345678, 200864195, 401728390]

約数ペア:

[(1, 401728390), (2, 200864195), (5, 80345678), (7, 57389770), (10, 40172839), (14, 28694885), (35, 11477954), (70, 5738977), (191, 2103290), (382, 1051645), (955, 420658), (1337, 300470), (1910, 210329), (2674, 150235), (6685, 60094), (13370, 30047)]