243699020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{509}}^1\times {\mathrm{647}}^1$

素因数の和:1202

約数の個数: 48

約数和(自身を含む): 527446080

約数和(自身を除く): 283747060

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 509, 647, 740, 1018, 1294, 2036, 2545, 2588, 3235, 5090, 6470, 10180, 12940, 18833, 23939, 37666, 47878, 75332, 94165, 95756, 119695, 188330, 239390, 329323, 376660, 478780, 658646, 1317292, 1646615, 3293230, 6586460, 12184951, 24369902, 48739804, 60924755, 121849510, 243699020]

約数ペア:

[(1, 243699020), (2, 121849510), (4, 60924755), (5, 48739804), (10, 24369902), (20, 12184951), (37, 6586460), (74, 3293230), (148, 1646615), (185, 1317292), (370, 658646), (509, 478780), (647, 376660), (740, 329323), (1018, 239390), (1294, 188330), (2036, 119695), (2545, 95756), (2588, 94165), (3235, 75332), (5090, 47878), (6470, 37666), (10180, 23939), (12940, 18833)]