1535960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:120

約数の個数: 64

約数和(自身を含む): 3801600

約数和(自身を除く): 2265640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 47, 76, 86, 94, 95, 152, 172, 188, 190, 215, 235, 344, 376, 380, 430, 470, 760, 817, 860, 893, 940, 1634, 1720, 1786, 1880, 2021, 3268, 3572, 4042, 4085, 4465, 6536, 7144, 8084, 8170, 8930, 10105, 16168, 16340, 17860, 20210, 32680, 35720, 38399, 40420, 76798, 80840, 153596, 191995, 307192, 383990, 767980, 1535960]

約数ペア:

[(1, 1535960), (2, 767980), (4, 383990), (5, 307192), (8, 191995), (10, 153596), (19, 80840), (20, 76798), (38, 40420), (40, 38399), (43, 35720), (47, 32680), (76, 20210), (86, 17860), (94, 16340), (95, 16168), (152, 10105), (172, 8930), (188, 8170), (190, 8084), (215, 7144), (235, 6536), (344, 4465), (376, 4085), (380, 4042), (430, 3572), (470, 3268), (760, 2021), (817, 1880), (860, 1786), (893, 1720), (940, 1634)]