40066880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:632

約数の個数: 112

約数和(自身を含む): 112751616

約数和(自身を除く): 72684736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 577, 620, 868, 992, 1085, 1120, 1154, 1240, 1736, 1984, 2170, 2240, 2308, 2480, 2885, 3472, 4039, 4340, 4616, 4960, 5770, 6944, 8078, 8680, 9232, 9920, 11540, 13888, 16156, 17360, 17887, 18464, 20195, 23080, 32312, 34720, 35774, 36928, 40390, 46160, 64624, 69440, 71548, 80780, 89435, 92320, 125209, 129248, 143096, 161560, 178870, 184640, 250418, 258496, 286192, 323120, 357740, 500836, 572384, 626045, 646240, 715480, 1001672, 1144768, 1252090, 1292480, 1430960, 2003344, 2504180, 2861920, 4006688, 5008360, 5723840, 8013376, 10016720, 20033440, 40066880]

約数ペア:

[(1, 40066880), (2, 20033440), (4, 10016720), (5, 8013376), (7, 5723840), (8, 5008360), (10, 4006688), (14, 2861920), (16, 2504180), (20, 2003344), (28, 1430960), (31, 1292480), (32, 1252090), (35, 1144768), (40, 1001672), (56, 715480), (62, 646240), (64, 626045), (70, 572384), (80, 500836), (112, 357740), (124, 323120), (140, 286192), (155, 258496), (160, 250418), (217, 184640), (224, 178870), (248, 161560), (280, 143096), (310, 129248), (320, 125209), (434, 92320), (448, 89435), (496, 80780), (560, 71548), (577, 69440), (620, 64624), (868, 46160), (992, 40390), (1085, 36928), (1120, 35774), (1154, 34720), (1240, 32312), (1736, 23080), (1984, 20195), (2170, 18464), (2240, 17887), (2308, 17360), (2480, 16156), (2885, 13888), (3472, 11540), (4039, 9920), (4340, 9232), (4616, 8680), (4960, 8078), (5770, 6944)]