40744960

素因数分解:

$2^{11}\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 102604320

約数和(自身を除く): 61859360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 173, 184, 230, 256, 320, 346, 368, 460, 512, 640, 692, 736, 865, 920, 1024, 1280, 1384, 1472, 1730, 1840, 2048, 2560, 2768, 2944, 3460, 3680, 3979, 5120, 5536, 5888, 6920, 7360, 7958, 10240, 11072, 11776, 13840, 14720, 15916, 19895, 22144, 23552, 27680, 29440, 31832, 39790, 44288, 47104, 55360, 58880, 63664, 79580, 88576, 110720, 117760, 127328, 159160, 177152, 221440, 235520, 254656, 318320, 354304, 442880, 509312, 636640, 885760, 1018624, 1273280, 1771520, 2037248, 2546560, 4074496, 5093120, 8148992, 10186240, 20372480, 40744960]

約数ペア:

[(1, 40744960), (2, 20372480), (4, 10186240), (5, 8148992), (8, 5093120), (10, 4074496), (16, 2546560), (20, 2037248), (23, 1771520), (32, 1273280), (40, 1018624), (46, 885760), (64, 636640), (80, 509312), (92, 442880), (115, 354304), (128, 318320), (160, 254656), (173, 235520), (184, 221440), (230, 177152), (256, 159160), (320, 127328), (346, 117760), (368, 110720), (460, 88576), (512, 79580), (640, 63664), (692, 58880), (736, 55360), (865, 47104), (920, 44288), (1024, 39790), (1280, 31832), (1384, 29440), (1472, 27680), (1730, 23552), (1840, 22144), (2048, 19895), (2560, 15916), (2768, 14720), (2944, 13840), (3460, 11776), (3680, 11072), (3979, 10240), (5120, 7958), (5536, 7360), (5888, 6920)]