40279664

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:354

約数の個数: 60

約数和(自身を含む): 85881408

約数和(自身を除く): 45601744

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 281, 289, 496, 527, 562, 578, 1054, 1124, 1156, 2108, 2248, 2312, 4216, 4496, 4624, 4777, 8432, 8711, 8959, 9554, 17422, 17918, 19108, 34844, 35836, 38216, 69688, 71672, 76432, 81209, 139376, 143344, 148087, 162418, 296174, 324836, 592348, 649672, 1184696, 1299344, 2369392, 2517479, 5034958, 10069916, 20139832, 40279664]

約数ペア:

[(1, 40279664), (2, 20139832), (4, 10069916), (8, 5034958), (16, 2517479), (17, 2369392), (31, 1299344), (34, 1184696), (62, 649672), (68, 592348), (124, 324836), (136, 296174), (248, 162418), (272, 148087), (281, 143344), (289, 139376), (496, 81209), (527, 76432), (562, 71672), (578, 69688), (1054, 38216), (1124, 35836), (1156, 34844), (2108, 19108), (2248, 17918), (2312, 17422), (4216, 9554), (4496, 8959), (4624, 8711), (4777, 8432)]