40435840

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:150

約数の個数: 128

約数和(自身を含む): 104872320

約数和(自身を除く): 64436480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 41, 46, 64, 67, 80, 82, 92, 115, 128, 134, 160, 164, 184, 205, 230, 268, 320, 328, 335, 368, 410, 460, 536, 640, 656, 670, 736, 820, 920, 943, 1072, 1312, 1340, 1472, 1541, 1640, 1840, 1886, 2144, 2624, 2680, 2747, 2944, 3082, 3280, 3680, 3772, 4288, 4715, 5248, 5360, 5494, 6164, 6560, 7360, 7544, 7705, 8576, 9430, 10720, 10988, 12328, 13120, 13735, 14720, 15088, 15410, 18860, 21440, 21976, 24656, 26240, 27470, 30176, 30820, 37720, 42880, 43952, 49312, 54940, 60352, 61640, 63181, 75440, 87904, 98624, 109880, 120704, 123280, 126362, 150880, 175808, 197248, 219760, 246560, 252724, 301760, 315905, 351616, 439520, 493120, 505448, 603520, 631810, 879040, 986240, 1010896, 1263620, 1758080, 2021792, 2527240, 4043584, 5054480, 8087168, 10108960, 20217920, 40435840]

約数ペア:

[(1, 40435840), (2, 20217920), (4, 10108960), (5, 8087168), (8, 5054480), (10, 4043584), (16, 2527240), (20, 2021792), (23, 1758080), (32, 1263620), (40, 1010896), (41, 986240), (46, 879040), (64, 631810), (67, 603520), (80, 505448), (82, 493120), (92, 439520), (115, 351616), (128, 315905), (134, 301760), (160, 252724), (164, 246560), (184, 219760), (205, 197248), (230, 175808), (268, 150880), (320, 126362), (328, 123280), (335, 120704), (368, 109880), (410, 98624), (460, 87904), (536, 75440), (640, 63181), (656, 61640), (670, 60352), (736, 54940), (820, 49312), (920, 43952), (943, 42880), (1072, 37720), (1312, 30820), (1340, 30176), (1472, 27470), (1541, 26240), (1640, 24656), (1840, 21976), (1886, 21440), (2144, 18860), (2624, 15410), (2680, 15088), (2747, 14720), (2944, 13735), (3082, 13120), (3280, 12328), (3680, 10988), (3772, 10720), (4288, 9430), (4715, 8576), (5248, 7705), (5360, 7544), (5494, 7360), (6164, 6560)]