402775840

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{58543}}^1$

素因数の和:58601

約数の個数: 48

約数和(自身を含む): 973703808

約数和(自身を除く): 570927968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 58543, 117086, 234172, 292715, 468344, 585430, 936688, 1170860, 1873376, 2341720, 2517349, 4683440, 5034698, 9366880, 10069396, 12586745, 20138792, 25173490, 40277584, 50346980, 80555168, 100693960, 201387920, 402775840]

約数ペア:

[(1, 402775840), (2, 201387920), (4, 100693960), (5, 80555168), (8, 50346980), (10, 40277584), (16, 25173490), (20, 20138792), (32, 12586745), (40, 10069396), (43, 9366880), (80, 5034698), (86, 4683440), (160, 2517349), (172, 2341720), (215, 1873376), (344, 1170860), (430, 936688), (688, 585430), (860, 468344), (1376, 292715), (1720, 234172), (3440, 117086), (6880, 58543)]