40159360

素因数分解:

$2^7\times 5^1\times {\mathrm{131}}^1\times {\mathrm{479}}^1$

素因数の和:629

約数の個数: 64

約数和(自身を含む): 96940800

約数和(自身を除く): 56781440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 262, 320, 479, 524, 640, 655, 958, 1048, 1310, 1916, 2096, 2395, 2620, 3832, 4192, 4790, 5240, 7664, 8384, 9580, 10480, 15328, 16768, 19160, 20960, 30656, 38320, 41920, 61312, 62749, 76640, 83840, 125498, 153280, 250996, 306560, 313745, 501992, 627490, 1003984, 1254980, 2007968, 2509960, 4015936, 5019920, 8031872, 10039840, 20079680, 40159360]

約数ペア:

[(1, 40159360), (2, 20079680), (4, 10039840), (5, 8031872), (8, 5019920), (10, 4015936), (16, 2509960), (20, 2007968), (32, 1254980), (40, 1003984), (64, 627490), (80, 501992), (128, 313745), (131, 306560), (160, 250996), (262, 153280), (320, 125498), (479, 83840), (524, 76640), (640, 62749), (655, 61312), (958, 41920), (1048, 38320), (1310, 30656), (1916, 20960), (2096, 19160), (2395, 16768), (2620, 15328), (3832, 10480), (4192, 9580), (4790, 8384), (5240, 7664)]