39895577680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11047}}^1\times {\mathrm{6449}}^1$

素因数の和:17516

約数の個数: 80

約数和(自身を含む): 106034284800

約数和(自身を除く): 66138707120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 6449, 11047, 12898, 22094, 25796, 32245, 44188, 45143, 51592, 55235, 64490, 77329, 88376, 90286, 103184, 110470, 128980, 154658, 176752, 180572, 220940, 225715, 257960, 309316, 361144, 386645, 441880, 451430, 515920, 618632, 722288, 773290, 883760, 902860, 1237264, 1546580, 1805720, 3093160, 3611440, 6186320, 71242103, 142484206, 284968412, 356210515, 498694721, 569936824, 712421030, 997389442, 1139873648, 1424842060, 1994778884, 2493473605, 2849684120, 3989557768, 4986947210, 5699368240, 7979115536, 9973894420, 19947788840, 39895577680]

約数ペア:

[(1, 39895577680), (2, 19947788840), (4, 9973894420), (5, 7979115536), (7, 5699368240), (8, 4986947210), (10, 3989557768), (14, 2849684120), (16, 2493473605), (20, 1994778884), (28, 1424842060), (35, 1139873648), (40, 997389442), (56, 712421030), (70, 569936824), (80, 498694721), (112, 356210515), (140, 284968412), (280, 142484206), (560, 71242103), (6449, 6186320), (11047, 3611440), (12898, 3093160), (22094, 1805720), (25796, 1546580), (32245, 1237264), (44188, 902860), (45143, 883760), (51592, 773290), (55235, 722288), (64490, 618632), (77329, 515920), (88376, 451430), (90286, 441880), (103184, 386645), (110470, 361144), (128980, 309316), (154658, 257960), (176752, 225715), (180572, 220940)]