1911542840

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1\times {\mathrm{4153}}^1$

素因数の和:4512

約数の個数: 64

約数和(自身を含む): 4432484160

約数和(自身を除く): 2520941320

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 311, 370, 622, 740, 1244, 1480, 1555, 2488, 3110, 4153, 6220, 8306, 11507, 12440, 16612, 20765, 23014, 33224, 41530, 46028, 57535, 83060, 92056, 115070, 153661, 166120, 230140, 307322, 460280, 614644, 768305, 1229288, 1291583, 1536610, 2583166, 3073220, 5166332, 6146440, 6457915, 10332664, 12915830, 25831660, 47788571, 51663320, 95577142, 191154284, 238942855, 382308568, 477885710, 955771420, 1911542840]

約数ペア:

[(1, 1911542840), (2, 955771420), (4, 477885710), (5, 382308568), (8, 238942855), (10, 191154284), (20, 95577142), (37, 51663320), (40, 47788571), (74, 25831660), (148, 12915830), (185, 10332664), (296, 6457915), (311, 6146440), (370, 5166332), (622, 3073220), (740, 2583166), (1244, 1536610), (1480, 1291583), (1555, 1229288), (2488, 768305), (3110, 614644), (4153, 460280), (6220, 307322), (8306, 230140), (11507, 166120), (12440, 153661), (16612, 115070), (20765, 92056), (23014, 83060), (33224, 57535), (41530, 46028)]