40673920

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{1297}}^1$

素因数の和:1330

約数の個数: 96

約数和(自身を含む): 113198580

約数和(自身を除く): 72524660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1297, 1568, 1960, 2240, 2594, 3136, 3920, 4480, 5188, 6272, 6485, 7840, 9079, 10376, 12970, 15680, 18158, 20752, 25940, 31360, 36316, 41504, 45395, 51880, 63553, 72632, 83008, 90790, 103760, 127106, 145264, 166016, 181580, 207520, 254212, 290528, 317765, 363160, 415040, 508424, 581056, 635530, 726320, 830080, 1016848, 1162112, 1271060, 1452640, 2033696, 2542120, 2905280, 4067392, 5084240, 5810560, 8134784, 10168480, 20336960, 40673920]

約数ペア:

[(1, 40673920), (2, 20336960), (4, 10168480), (5, 8134784), (7, 5810560), (8, 5084240), (10, 4067392), (14, 2905280), (16, 2542120), (20, 2033696), (28, 1452640), (32, 1271060), (35, 1162112), (40, 1016848), (49, 830080), (56, 726320), (64, 635530), (70, 581056), (80, 508424), (98, 415040), (112, 363160), (128, 317765), (140, 290528), (160, 254212), (196, 207520), (224, 181580), (245, 166016), (280, 145264), (320, 127106), (392, 103760), (448, 90790), (490, 83008), (560, 72632), (640, 63553), (784, 51880), (896, 45395), (980, 41504), (1120, 36316), (1297, 31360), (1568, 25940), (1960, 20752), (2240, 18158), (2594, 15680), (3136, 12970), (3920, 10376), (4480, 9079), (5188, 7840), (6272, 6485)]