20177102590

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{383}}^1\times {\mathrm{2027}}^1$

素因数の和:2553

約数の個数: 64

約数和(自身を含む): 38351978496

約数和(自身を除く): 18174875906

約数列:

[1, 2, 5, 10, 23, 46, 113, 115, 226, 230, 383, 565, 766, 1130, 1915, 2027, 2599, 3830, 4054, 5198, 8809, 10135, 12995, 17618, 20270, 25990, 43279, 44045, 46621, 86558, 88090, 93242, 216395, 229051, 233105, 432790, 458102, 466210, 776341, 995417, 1145255, 1552682, 1990834, 2290510, 3881705, 4977085, 5268173, 7763410, 9954170, 10536346, 17855843, 26340865, 35711686, 52681730, 87726533, 89279215, 175453066, 178558430, 438632665, 877265330, 2017710259, 4035420518, 10088551295, 20177102590]

約数ペア:

[(1, 20177102590), (2, 10088551295), (5, 4035420518), (10, 2017710259), (23, 877265330), (46, 438632665), (113, 178558430), (115, 175453066), (226, 89279215), (230, 87726533), (383, 52681730), (565, 35711686), (766, 26340865), (1130, 17855843), (1915, 10536346), (2027, 9954170), (2599, 7763410), (3830, 5268173), (4054, 4977085), (5198, 3881705), (8809, 2290510), (10135, 1990834), (12995, 1552682), (17618, 1145255), (20270, 995417), (25990, 776341), (43279, 466210), (44045, 458102), (46621, 432790), (86558, 233105), (88090, 229051), (93242, 216395)]