7111040

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 17478720

約数和(自身を除く): 10367680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 271, 320, 328, 410, 542, 640, 656, 820, 1084, 1312, 1355, 1640, 2168, 2624, 2710, 3280, 4336, 5248, 5420, 6560, 8672, 10840, 11111, 13120, 17344, 21680, 22222, 26240, 34688, 43360, 44444, 55555, 86720, 88888, 111110, 173440, 177776, 222220, 355552, 444440, 711104, 888880, 1422208, 1777760, 3555520, 7111040]

約数ペア:

[(1, 7111040), (2, 3555520), (4, 1777760), (5, 1422208), (8, 888880), (10, 711104), (16, 444440), (20, 355552), (32, 222220), (40, 177776), (41, 173440), (64, 111110), (80, 88888), (82, 86720), (128, 55555), (160, 44444), (164, 43360), (205, 34688), (271, 26240), (320, 22222), (328, 21680), (410, 17344), (542, 13120), (640, 11111), (656, 10840), (820, 8672), (1084, 6560), (1312, 5420), (1355, 5248), (1640, 4336), (2168, 3280), (2624, 2710)]