7942520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1$

素因数の和:248

約数の個数: 64

約数和(自身を含む): 19051200

約数和(自身を除く): 11108680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 41, 58, 82, 116, 145, 164, 167, 205, 232, 290, 328, 334, 410, 580, 668, 820, 835, 1160, 1189, 1336, 1640, 1670, 2378, 3340, 4756, 4843, 5945, 6680, 6847, 9512, 9686, 11890, 13694, 19372, 23780, 24215, 27388, 34235, 38744, 47560, 48430, 54776, 68470, 96860, 136940, 193720, 198563, 273880, 397126, 794252, 992815, 1588504, 1985630, 3971260, 7942520]

約数ペア:

[(1, 7942520), (2, 3971260), (4, 1985630), (5, 1588504), (8, 992815), (10, 794252), (20, 397126), (29, 273880), (40, 198563), (41, 193720), (58, 136940), (82, 96860), (116, 68470), (145, 54776), (164, 48430), (167, 47560), (205, 38744), (232, 34235), (290, 27388), (328, 24215), (334, 23780), (410, 19372), (580, 13694), (668, 11890), (820, 9686), (835, 9512), (1160, 6847), (1189, 6680), (1336, 5945), (1640, 4843), (1670, 4756), (2378, 3340)]