20177777040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{866743}}^1$

素因数の和:866856

約数の個数: 80

約数和(自身を含む): 63196038528

約数和(自身を除く): 43018261488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 97, 120, 194, 240, 291, 388, 485, 582, 776, 970, 1164, 1455, 1552, 1940, 2328, 2910, 3880, 4656, 5820, 7760, 11640, 23280, 866743, 1733486, 2600229, 3466972, 4333715, 5200458, 6933944, 8667430, 10400916, 13001145, 13867888, 17334860, 20801832, 26002290, 34669720, 41603664, 52004580, 69339440, 84074071, 104009160, 168148142, 208018320, 252222213, 336296284, 420370355, 504444426, 672592568, 840740710, 1008888852, 1261111065, 1345185136, 1681481420, 2017777704, 2522222130, 3362962840, 4035555408, 5044444260, 6725925680, 10088888520, 20177777040]

約数ペア:

[(1, 20177777040), (2, 10088888520), (3, 6725925680), (4, 5044444260), (5, 4035555408), (6, 3362962840), (8, 2522222130), (10, 2017777704), (12, 1681481420), (15, 1345185136), (16, 1261111065), (20, 1008888852), (24, 840740710), (30, 672592568), (40, 504444426), (48, 420370355), (60, 336296284), (80, 252222213), (97, 208018320), (120, 168148142), (194, 104009160), (240, 84074071), (291, 69339440), (388, 52004580), (485, 41603664), (582, 34669720), (776, 26002290), (970, 20801832), (1164, 17334860), (1455, 13867888), (1552, 13001145), (1940, 10400916), (2328, 8667430), (2910, 6933944), (3880, 5200458), (4656, 4333715), (5820, 3466972), (7760, 2600229), (11640, 1733486), (23280, 866743)]