19008480520

素因数分解:

$2^3\times 5^1\times {\mathrm{30071}}^1\times {\mathrm{15803}}^1$

素因数の和:45885

約数の個数: 32

約数和(自身を含む): 42773209920

約数和(自身を除く): 23764729400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 15803, 30071, 31606, 60142, 63212, 79015, 120284, 126424, 150355, 158030, 240568, 300710, 316060, 601420, 632120, 1202840, 475212013, 950424026, 1900848052, 2376060065, 3801696104, 4752120130, 9504240260, 19008480520]

約数ペア:

[(1, 19008480520), (2, 9504240260), (4, 4752120130), (5, 3801696104), (8, 2376060065), (10, 1900848052), (20, 950424026), (40, 475212013), (15803, 1202840), (30071, 632120), (31606, 601420), (60142, 316060), (63212, 300710), (79015, 240568), (120284, 158030), (126424, 150355)]