203305520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2243}}^1$

素因数の和:2370

約数の個数: 80

約数和(自身を含む): 520895232

約数和(自身を除く): 317589712

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 103, 110, 176, 206, 220, 412, 440, 515, 824, 880, 1030, 1133, 1648, 2060, 2243, 2266, 4120, 4486, 4532, 5665, 8240, 8972, 9064, 11215, 11330, 17944, 18128, 22430, 22660, 24673, 35888, 44860, 45320, 49346, 89720, 90640, 98692, 123365, 179440, 197384, 231029, 246730, 394768, 462058, 493460, 924116, 986920, 1155145, 1848232, 1973840, 2310290, 2541319, 3696464, 4620580, 5082638, 9241160, 10165276, 12706595, 18482320, 20330552, 25413190, 40661104, 50826380, 101652760, 203305520]

約数ペア:

[(1, 203305520), (2, 101652760), (4, 50826380), (5, 40661104), (8, 25413190), (10, 20330552), (11, 18482320), (16, 12706595), (20, 10165276), (22, 9241160), (40, 5082638), (44, 4620580), (55, 3696464), (80, 2541319), (88, 2310290), (103, 1973840), (110, 1848232), (176, 1155145), (206, 986920), (220, 924116), (412, 493460), (440, 462058), (515, 394768), (824, 246730), (880, 231029), (1030, 197384), (1133, 179440), (1648, 123365), (2060, 98692), (2243, 90640), (2266, 89720), (4120, 49346), (4486, 45320), (4532, 44860), (5665, 35888), (8240, 24673), (8972, 22660), (9064, 22430), (11215, 18128), (11330, 17944)]