284930320

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{86869}}^1$

素因数の和:86923

約数の個数: 40

約数和(自身を含む): 678628440

約数和(自身を除く): 393698120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 86869, 173738, 347476, 434345, 694952, 868690, 1389904, 1737380, 3474760, 3561629, 6949520, 7123258, 14246516, 17808145, 28493032, 35616290, 56986064, 71232580, 142465160, 284930320]

約数ペア:

[(1, 284930320), (2, 142465160), (4, 71232580), (5, 56986064), (8, 35616290), (10, 28493032), (16, 17808145), (20, 14246516), (40, 7123258), (41, 6949520), (80, 3561629), (82, 3474760), (164, 1737380), (205, 1389904), (328, 868690), (410, 694952), (656, 434345), (820, 347476), (1640, 173738), (3280, 86869)]